Mercurial > illumos > illumos-gate
annotate usr/src/uts/common/fs/zfs/spa.c @ 10974:32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
6898598 dsl needs to be more aware of dedup space
| author | Jeff Bonwick <Jeff.Bonwick@Sun.COM> |
|---|---|
| date | Thu, 05 Nov 2009 18:44:56 -0800 |
| parents | 0c81acaaf614 |
| children | 63ab26072e41 |
| rev | line source |
|---|---|
| 789 | 1 /* |
| 2 * CDDL HEADER START | |
| 3 * | |
| 4 * The contents of this file are subject to the terms of the | |
| 1544 | 5 * Common Development and Distribution License (the "License"). |
| 6 * You may not use this file except in compliance with the License. | |
| 789 | 7 * |
| 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE | |
| 9 * or http://www.opensolaris.org/os/licensing. | |
| 10 * See the License for the specific language governing permissions | |
| 11 * and limitations under the License. | |
| 12 * | |
| 13 * When distributing Covered Code, include this CDDL HEADER in each | |
| 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. | |
| 15 * If applicable, add the following below this CDDL HEADER, with the | |
| 16 * fields enclosed by brackets "[]" replaced with your own identifying | |
| 17 * information: Portions Copyright [yyyy] [name of copyright owner] | |
| 18 * | |
| 19 * CDDL HEADER END | |
| 20 */ | |
| 2082 | 21 |
| 789 | 22 /* |
|
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23 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. |
| 789 | 24 * Use is subject to license terms. |
| 25 */ | |
| 26 | |
| 27 /* | |
| 28 * This file contains all the routines used when modifying on-disk SPA state. | |
| 29 * This includes opening, importing, destroying, exporting a pool, and syncing a | |
| 30 * pool. | |
| 31 */ | |
| 32 | |
| 33 #include <sys/zfs_context.h> | |
| 1544 | 34 #include <sys/fm/fs/zfs.h> |
| 789 | 35 #include <sys/spa_impl.h> |
| 36 #include <sys/zio.h> | |
| 37 #include <sys/zio_checksum.h> | |
| 38 #include <sys/dmu.h> | |
| 39 #include <sys/dmu_tx.h> | |
| 40 #include <sys/zap.h> | |
| 41 #include <sys/zil.h> | |
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42 #include <sys/ddt.h> |
| 789 | 43 #include <sys/vdev_impl.h> |
| 44 #include <sys/metaslab.h> | |
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45 #include <sys/metaslab_impl.h> |
| 789 | 46 #include <sys/uberblock_impl.h> |
| 47 #include <sys/txg.h> | |
| 48 #include <sys/avl.h> | |
| 49 #include <sys/dmu_traverse.h> | |
| 3912 | 50 #include <sys/dmu_objset.h> |
| 789 | 51 #include <sys/unique.h> |
| 52 #include <sys/dsl_pool.h> | |
| 3912 | 53 #include <sys/dsl_dataset.h> |
| 789 | 54 #include <sys/dsl_dir.h> |
| 55 #include <sys/dsl_prop.h> | |
| 3912 | 56 #include <sys/dsl_synctask.h> |
| 789 | 57 #include <sys/fs/zfs.h> |
| 5450 | 58 #include <sys/arc.h> |
| 789 | 59 #include <sys/callb.h> |
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60 #include <sys/systeminfo.h> |
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61 #include <sys/sunddi.h> |
| 6423 | 62 #include <sys/spa_boot.h> |
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63 #include <sys/zfs_ioctl.h> |
| 789 | 64 |
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65 #ifdef _KERNEL |
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66 #include <sys/zone.h> |
| 10822 | 67 #include <sys/bootprops.h> |
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68 #endif /* _KERNEL */ |
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69 |
| 5094 | 70 #include "zfs_prop.h" |
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71 #include "zfs_comutil.h" |
| 5094 | 72 |
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73 enum zti_modes { |
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74 zti_mode_fixed, /* value is # of threads (min 1) */ |
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75 zti_mode_online_percent, /* value is % of online CPUs */ |
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76 zti_mode_tune, /* fill from zio_taskq_tune_* */ |
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77 zti_nmodes |
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78 }; |
| 2986 | 79 |
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80 #define ZTI_THREAD_FIX(n) { zti_mode_fixed, (n) } |
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81 #define ZTI_THREAD_PCT(n) { zti_mode_online_percent, (n) } |
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82 #define ZTI_THREAD_TUNE { zti_mode_tune, 0 } |
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83 |
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84 #define ZTI_THREAD_ONE ZTI_THREAD_FIX(1) |
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85 |
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86 typedef struct zio_taskq_info { |
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87 const char *zti_name; |
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88 struct { |
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89 enum zti_modes zti_mode; |
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90 uint_t zti_value; |
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91 } zti_nthreads[ZIO_TASKQ_TYPES]; |
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92 } zio_taskq_info_t; |
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93 |
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94 static const char *const zio_taskq_types[ZIO_TASKQ_TYPES] = { |
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95 "issue", "intr" |
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96 }; |
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97 |
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98 const zio_taskq_info_t zio_taskqs[ZIO_TYPES] = { |
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99 /* ISSUE INTR */ |
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100 { "spa_zio_null", { ZTI_THREAD_ONE, ZTI_THREAD_ONE } }, |
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101 { "spa_zio_read", { ZTI_THREAD_FIX(8), ZTI_THREAD_TUNE } }, |
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102 { "spa_zio_write", { ZTI_THREAD_TUNE, ZTI_THREAD_FIX(8) } }, |
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103 { "spa_zio_free", { ZTI_THREAD_ONE, ZTI_THREAD_ONE } }, |
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104 { "spa_zio_claim", { ZTI_THREAD_ONE, ZTI_THREAD_ONE } }, |
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105 { "spa_zio_ioctl", { ZTI_THREAD_ONE, ZTI_THREAD_ONE } }, |
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106 }; |
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107 |
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108 enum zti_modes zio_taskq_tune_mode = zti_mode_online_percent; |
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109 uint_t zio_taskq_tune_value = 80; /* #threads = 80% of # online CPUs */ |
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110 |
| 5094 | 111 static void spa_sync_props(void *arg1, void *arg2, cred_t *cr, dmu_tx_t *tx); |
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112 static boolean_t spa_has_active_shared_spare(spa_t *spa); |
| 5094 | 113 |
| 114 /* | |
| 115 * ========================================================================== | |
| 116 * SPA properties routines | |
| 117 * ========================================================================== | |
| 118 */ | |
| 119 | |
| 120 /* | |
| 121 * Add a (source=src, propname=propval) list to an nvlist. | |
| 122 */ | |
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123 static void |
| 5094 | 124 spa_prop_add_list(nvlist_t *nvl, zpool_prop_t prop, char *strval, |
| 125 uint64_t intval, zprop_source_t src) | |
| 126 { | |
| 127 const char *propname = zpool_prop_to_name(prop); | |
| 128 nvlist_t *propval; | |
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129 |
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130 VERIFY(nvlist_alloc(&propval, NV_UNIQUE_NAME, KM_SLEEP) == 0); |
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131 VERIFY(nvlist_add_uint64(propval, ZPROP_SOURCE, src) == 0); |
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132 |
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133 if (strval != NULL) |
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134 VERIFY(nvlist_add_string(propval, ZPROP_VALUE, strval) == 0); |
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135 else |
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136 VERIFY(nvlist_add_uint64(propval, ZPROP_VALUE, intval) == 0); |
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137 |
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138 VERIFY(nvlist_add_nvlist(nvl, propname, propval) == 0); |
| 5094 | 139 nvlist_free(propval); |
| 140 } | |
| 141 | |
| 142 /* | |
| 143 * Get property values from the spa configuration. | |
| 144 */ | |
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145 static void |
| 5094 | 146 spa_prop_get_config(spa_t *spa, nvlist_t **nvp) |
| 147 { | |
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148 uint64_t size; |
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149 uint64_t alloc; |
| 5094 | 150 uint64_t cap, version; |
| 151 zprop_source_t src = ZPROP_SRC_NONE; | |
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152 spa_config_dirent_t *dp; |
| 5094 | 153 |
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154 ASSERT(MUTEX_HELD(&spa->spa_props_lock)); |
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155 |
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156 if (spa->spa_root_vdev != NULL) { |
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157 alloc = metaslab_class_get_alloc(spa_normal_class(spa)); |
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158 size = metaslab_class_get_space(spa_normal_class(spa)); |
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159 spa_prop_add_list(*nvp, ZPOOL_PROP_NAME, spa_name(spa), 0, src); |
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160 spa_prop_add_list(*nvp, ZPOOL_PROP_SIZE, NULL, size, src); |
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161 spa_prop_add_list(*nvp, ZPOOL_PROP_ALLOCATED, NULL, alloc, src); |
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162 spa_prop_add_list(*nvp, ZPOOL_PROP_FREE, NULL, |
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163 size - alloc, src); |
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164 |
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165 cap = (size == 0) ? 0 : (alloc * 100 / size); |
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166 spa_prop_add_list(*nvp, ZPOOL_PROP_CAPACITY, NULL, cap, src); |
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167 |
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168 spa_prop_add_list(*nvp, ZPOOL_PROP_DEDUPRATIO, NULL, |
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169 ddt_get_pool_dedup_ratio(spa), src); |
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170 |
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171 spa_prop_add_list(*nvp, ZPOOL_PROP_HEALTH, NULL, |
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172 spa->spa_root_vdev->vdev_state, src); |
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173 |
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174 version = spa_version(spa); |
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175 if (version == zpool_prop_default_numeric(ZPOOL_PROP_VERSION)) |
|
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176 src = ZPROP_SRC_DEFAULT; |
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177 else |
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178 src = ZPROP_SRC_LOCAL; |
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179 spa_prop_add_list(*nvp, ZPOOL_PROP_VERSION, NULL, version, src); |
|
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180 } |
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181 |
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182 spa_prop_add_list(*nvp, ZPOOL_PROP_GUID, NULL, spa_guid(spa), src); |
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183 |
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184 if (spa->spa_root != NULL) |
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185 spa_prop_add_list(*nvp, ZPOOL_PROP_ALTROOT, spa->spa_root, |
|
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186 0, ZPROP_SRC_LOCAL); |
| 5094 | 187 |
|
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188 if ((dp = list_head(&spa->spa_config_list)) != NULL) { |
|
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189 if (dp->scd_path == NULL) { |
|
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|
190 spa_prop_add_list(*nvp, ZPOOL_PROP_CACHEFILE, |
|
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diff
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191 "none", 0, ZPROP_SRC_LOCAL); |
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192 } else if (strcmp(dp->scd_path, spa_config_path) != 0) { |
|
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193 spa_prop_add_list(*nvp, ZPOOL_PROP_CACHEFILE, |
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|
194 dp->scd_path, 0, ZPROP_SRC_LOCAL); |
| 5363 | 195 } |
| 196 } | |
| 5094 | 197 } |
| 198 | |
| 199 /* | |
| 200 * Get zpool property values. | |
| 201 */ | |
| 202 int | |
| 203 spa_prop_get(spa_t *spa, nvlist_t **nvp) | |
| 204 { | |
|
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205 objset_t *mos = spa->spa_meta_objset; |
| 5094 | 206 zap_cursor_t zc; |
| 207 zap_attribute_t za; | |
| 208 int err; | |
| 209 | |
|
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210 VERIFY(nvlist_alloc(nvp, NV_UNIQUE_NAME, KM_SLEEP) == 0); |
| 5094 | 211 |
|
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212 mutex_enter(&spa->spa_props_lock); |
|
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213 |
| 5094 | 214 /* |
| 215 * Get properties from the spa config. | |
| 216 */ | |
|
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|
217 spa_prop_get_config(spa, nvp); |
| 5094 | 218 |
| 219 /* If no pool property object, no more prop to get. */ | |
| 220 if (spa->spa_pool_props_object == 0) { | |
| 221 mutex_exit(&spa->spa_props_lock); | |
| 222 return (0); | |
| 223 } | |
| 224 | |
| 225 /* | |
| 226 * Get properties from the MOS pool property object. | |
| 227 */ | |
| 228 for (zap_cursor_init(&zc, mos, spa->spa_pool_props_object); | |
| 229 (err = zap_cursor_retrieve(&zc, &za)) == 0; | |
| 230 zap_cursor_advance(&zc)) { | |
| 231 uint64_t intval = 0; | |
| 232 char *strval = NULL; | |
| 233 zprop_source_t src = ZPROP_SRC_DEFAULT; | |
| 234 zpool_prop_t prop; | |
| 235 | |
| 236 if ((prop = zpool_name_to_prop(za.za_name)) == ZPROP_INVAL) | |
| 237 continue; | |
| 238 | |
| 239 switch (za.za_integer_length) { | |
| 240 case 8: | |
| 241 /* integer property */ | |
| 242 if (za.za_first_integer != | |
| 243 zpool_prop_default_numeric(prop)) | |
| 244 src = ZPROP_SRC_LOCAL; | |
| 245 | |
| 246 if (prop == ZPOOL_PROP_BOOTFS) { | |
| 247 dsl_pool_t *dp; | |
| 248 dsl_dataset_t *ds = NULL; | |
| 249 | |
| 250 dp = spa_get_dsl(spa); | |
| 251 rw_enter(&dp->dp_config_rwlock, RW_READER); | |
|
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252 if (err = dsl_dataset_hold_obj(dp, |
|
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|
253 za.za_first_integer, FTAG, &ds)) { |
| 5094 | 254 rw_exit(&dp->dp_config_rwlock); |
| 255 break; | |
| 256 } | |
| 257 | |
| 258 strval = kmem_alloc( | |
| 259 MAXNAMELEN + strlen(MOS_DIR_NAME) + 1, | |
| 260 KM_SLEEP); | |
| 261 dsl_dataset_name(ds, strval); | |
|
6689
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diff
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|
262 dsl_dataset_rele(ds, FTAG); |
| 5094 | 263 rw_exit(&dp->dp_config_rwlock); |
| 264 } else { | |
| 265 strval = NULL; | |
| 266 intval = za.za_first_integer; | |
| 267 } | |
| 268 | |
|
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|
269 spa_prop_add_list(*nvp, prop, strval, intval, src); |
| 5094 | 270 |
| 271 if (strval != NULL) | |
| 272 kmem_free(strval, | |
| 273 MAXNAMELEN + strlen(MOS_DIR_NAME) + 1); | |
| 274 | |
| 275 break; | |
| 276 | |
| 277 case 1: | |
| 278 /* string property */ | |
| 279 strval = kmem_alloc(za.za_num_integers, KM_SLEEP); | |
| 280 err = zap_lookup(mos, spa->spa_pool_props_object, | |
| 281 za.za_name, 1, za.za_num_integers, strval); | |
| 282 if (err) { | |
| 283 kmem_free(strval, za.za_num_integers); | |
| 284 break; | |
| 285 } | |
|
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|
286 spa_prop_add_list(*nvp, prop, strval, 0, src); |
| 5094 | 287 kmem_free(strval, za.za_num_integers); |
| 288 break; | |
| 289 | |
| 290 default: | |
| 291 break; | |
| 292 } | |
| 293 } | |
| 294 zap_cursor_fini(&zc); | |
| 295 mutex_exit(&spa->spa_props_lock); | |
| 296 out: | |
| 297 if (err && err != ENOENT) { | |
| 298 nvlist_free(*nvp); | |
|
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|
299 *nvp = NULL; |
| 5094 | 300 return (err); |
| 301 } | |
| 302 | |
| 303 return (0); | |
| 304 } | |
| 305 | |
| 306 /* | |
| 307 * Validate the given pool properties nvlist and modify the list | |
| 308 * for the property values to be set. | |
| 309 */ | |
| 310 static int | |
| 311 spa_prop_validate(spa_t *spa, nvlist_t *props) | |
| 312 { | |
| 313 nvpair_t *elem; | |
| 314 int error = 0, reset_bootfs = 0; | |
| 315 uint64_t objnum; | |
| 316 | |
| 317 elem = NULL; | |
| 318 while ((elem = nvlist_next_nvpair(props, elem)) != NULL) { | |
| 319 zpool_prop_t prop; | |
| 320 char *propname, *strval; | |
| 321 uint64_t intval; | |
| 322 objset_t *os; | |
| 5363 | 323 char *slash; |
| 5094 | 324 |
| 325 propname = nvpair_name(elem); | |
| 326 | |
| 327 if ((prop = zpool_name_to_prop(propname)) == ZPROP_INVAL) | |
| 328 return (EINVAL); | |
| 329 | |
| 330 switch (prop) { | |
| 331 case ZPOOL_PROP_VERSION: | |
| 332 error = nvpair_value_uint64(elem, &intval); | |
| 333 if (!error && | |
| 334 (intval < spa_version(spa) || intval > SPA_VERSION)) | |
| 335 error = EINVAL; | |
| 336 break; | |
| 337 | |
| 338 case ZPOOL_PROP_DELEGATION: | |
| 339 case ZPOOL_PROP_AUTOREPLACE: | |
|
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|
340 case ZPOOL_PROP_LISTSNAPS: |
|
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diff
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|
341 case ZPOOL_PROP_AUTOEXPAND: |
| 5094 | 342 error = nvpair_value_uint64(elem, &intval); |
| 343 if (!error && intval > 1) | |
| 344 error = EINVAL; | |
| 345 break; | |
| 346 | |
| 347 case ZPOOL_PROP_BOOTFS: | |
|
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|
348 /* |
|
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|
349 * If the pool version is less than SPA_VERSION_BOOTFS, |
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|
350 * or the pool is still being created (version == 0), |
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351 * the bootfs property cannot be set. |
|
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diff
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|
352 */ |
| 5094 | 353 if (spa_version(spa) < SPA_VERSION_BOOTFS) { |
| 354 error = ENOTSUP; | |
| 355 break; | |
| 356 } | |
| 357 | |
| 358 /* | |
|
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diff
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|
359 * Make sure the vdev config is bootable |
| 5094 | 360 */ |
|
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6995
diff
changeset
|
361 if (!vdev_is_bootable(spa->spa_root_vdev)) { |
| 5094 | 362 error = ENOTSUP; |
| 363 break; | |
| 364 } | |
| 365 | |
| 366 reset_bootfs = 1; | |
| 367 | |
| 368 error = nvpair_value_string(elem, &strval); | |
| 369 | |
| 370 if (!error) { | |
|
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6721094 Setting certain properties on root pools should not be allowed
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diff
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|
371 uint64_t compress; |
|
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6721094 Setting certain properties on root pools should not be allowed
gw25295
parents:
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diff
changeset
|
372 |
| 5094 | 373 if (strval == NULL || strval[0] == '\0') { |
| 374 objnum = zpool_prop_default_numeric( | |
| 375 ZPOOL_PROP_BOOTFS); | |
| 376 break; | |
| 377 } | |
| 378 | |
|
10298
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6860996 %temporary clones are not automatically destroyed on error
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diff
changeset
|
379 if (error = dmu_objset_hold(strval, FTAG, &os)) |
| 5094 | 380 break; |
|
7042
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6721094 Setting certain properties on root pools should not be allowed
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6995
diff
changeset
|
381 |
|
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diff
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382 /* Must be ZPL and not gzip compressed. */ |
|
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6860996 %temporary clones are not automatically destroyed on error
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diff
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|
383 |
|
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diff
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|
384 if (dmu_objset_type(os) != DMU_OST_ZFS) { |
|
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6860996 %temporary clones are not automatically destroyed on error
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diff
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|
385 error = ENOTSUP; |
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diff
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|
386 } else if ((error = dsl_prop_get_integer(strval, |
|
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6721094 Setting certain properties on root pools should not be allowed
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|
387 zfs_prop_to_name(ZFS_PROP_COMPRESSION), |
|
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
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388 &compress, NULL)) == 0 && |
|
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6721094 Setting certain properties on root pools should not be allowed
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|
389 !BOOTFS_COMPRESS_VALID(compress)) { |
|
46fc4b6db23e
6721094 Setting certain properties on root pools should not be allowed
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diff
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|
390 error = ENOTSUP; |
|
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|
391 } else { |
|
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|
392 objnum = dmu_objset_id(os); |
|
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393 } |
|
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10100
diff
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|
394 dmu_objset_rele(os, FTAG); |
| 5094 | 395 } |
| 396 break; | |
|
7754
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diff
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|
397 |
| 5329 | 398 case ZPOOL_PROP_FAILUREMODE: |
| 399 error = nvpair_value_uint64(elem, &intval); | |
| 400 if (!error && (intval < ZIO_FAILURE_MODE_WAIT || | |
| 401 intval > ZIO_FAILURE_MODE_PANIC)) | |
| 402 error = EINVAL; | |
| 403 | |
| 404 /* | |
| 405 * This is a special case which only occurs when | |
| 406 * the pool has completely failed. This allows | |
| 407 * the user to change the in-core failmode property | |
| 408 * without syncing it out to disk (I/Os might | |
| 409 * currently be blocked). We do this by returning | |
| 410 * EIO to the caller (spa_prop_set) to trick it | |
| 411 * into thinking we encountered a property validation | |
| 412 * error. | |
| 413 */ | |
|
7754
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diff
changeset
|
414 if (!error && spa_suspended(spa)) { |
| 5329 | 415 spa->spa_failmode = intval; |
| 416 error = EIO; | |
| 417 } | |
| 418 break; | |
| 5363 | 419 |
| 420 case ZPOOL_PROP_CACHEFILE: | |
| 421 if ((error = nvpair_value_string(elem, &strval)) != 0) | |
| 422 break; | |
| 423 | |
| 424 if (strval[0] == '\0') | |
| 425 break; | |
| 426 | |
| 427 if (strcmp(strval, "none") == 0) | |
| 428 break; | |
| 429 | |
| 430 if (strval[0] != '/') { | |
| 431 error = EINVAL; | |
| 432 break; | |
| 433 } | |
| 434 | |
| 435 slash = strrchr(strval, '/'); | |
| 436 ASSERT(slash != NULL); | |
| 437 | |
| 438 if (slash[1] == '\0' || strcmp(slash, "/.") == 0 || | |
| 439 strcmp(slash, "/..") == 0) | |
| 440 error = EINVAL; | |
| 441 break; | |
|
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diff
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|
442 |
|
e2081f502306
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10921
diff
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|
443 case ZPOOL_PROP_DEDUPDITTO: |
|
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10921
diff
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|
444 if (spa_version(spa) < SPA_VERSION_DEDUP) |
|
e2081f502306
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10921
diff
changeset
|
445 error = ENOTSUP; |
|
e2081f502306
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10921
diff
changeset
|
446 else |
|
e2081f502306
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10921
diff
changeset
|
447 error = nvpair_value_uint64(elem, &intval); |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
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diff
changeset
|
448 if (error == 0 && |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
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10921
diff
changeset
|
449 intval != 0 && intval < ZIO_DEDUPDITTO_MIN) |
|
e2081f502306
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diff
changeset
|
450 error = EINVAL; |
|
e2081f502306
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diff
changeset
|
451 break; |
| 5094 | 452 } |
| 453 | |
| 454 if (error) | |
| 455 break; | |
| 456 } | |
| 457 | |
| 458 if (!error && reset_bootfs) { | |
| 459 error = nvlist_remove(props, | |
| 460 zpool_prop_to_name(ZPOOL_PROP_BOOTFS), DATA_TYPE_STRING); | |
| 461 | |
| 462 if (!error) { | |
| 463 error = nvlist_add_uint64(props, | |
| 464 zpool_prop_to_name(ZPOOL_PROP_BOOTFS), objnum); | |
| 465 } | |
| 466 } | |
| 467 | |
| 468 return (error); | |
| 469 } | |
| 470 | |
|
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471 void |
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472 spa_configfile_set(spa_t *spa, nvlist_t *nvp, boolean_t need_sync) |
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473 { |
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474 char *cachefile; |
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475 spa_config_dirent_t *dp; |
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476 |
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477 if (nvlist_lookup_string(nvp, zpool_prop_to_name(ZPOOL_PROP_CACHEFILE), |
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478 &cachefile) != 0) |
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479 return; |
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480 |
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481 dp = kmem_alloc(sizeof (spa_config_dirent_t), |
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482 KM_SLEEP); |
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483 |
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484 if (cachefile[0] == '\0') |
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485 dp->scd_path = spa_strdup(spa_config_path); |
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486 else if (strcmp(cachefile, "none") == 0) |
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487 dp->scd_path = NULL; |
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488 else |
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489 dp->scd_path = spa_strdup(cachefile); |
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490 |
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491 list_insert_head(&spa->spa_config_list, dp); |
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492 if (need_sync) |
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493 spa_async_request(spa, SPA_ASYNC_CONFIG_UPDATE); |
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494 } |
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495 |
| 5094 | 496 int |
| 497 spa_prop_set(spa_t *spa, nvlist_t *nvp) | |
| 498 { | |
| 499 int error; | |
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500 nvpair_t *elem; |
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501 boolean_t need_sync = B_FALSE; |
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502 zpool_prop_t prop; |
| 5094 | 503 |
| 504 if ((error = spa_prop_validate(spa, nvp)) != 0) | |
| 505 return (error); | |
| 506 | |
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507 elem = NULL; |
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508 while ((elem = nvlist_next_nvpair(nvp, elem)) != NULL) { |
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509 if ((prop = zpool_name_to_prop( |
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510 nvpair_name(elem))) == ZPROP_INVAL) |
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511 return (EINVAL); |
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512 |
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513 if (prop == ZPOOL_PROP_CACHEFILE || prop == ZPOOL_PROP_ALTROOT) |
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514 continue; |
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515 |
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516 need_sync = B_TRUE; |
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517 break; |
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518 } |
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519 |
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520 if (need_sync) |
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521 return (dsl_sync_task_do(spa_get_dsl(spa), NULL, spa_sync_props, |
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522 spa, nvp, 3)); |
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523 else |
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524 return (0); |
| 5094 | 525 } |
| 526 | |
| 527 /* | |
| 528 * If the bootfs property value is dsobj, clear it. | |
| 529 */ | |
| 530 void | |
| 531 spa_prop_clear_bootfs(spa_t *spa, uint64_t dsobj, dmu_tx_t *tx) | |
| 532 { | |
| 533 if (spa->spa_bootfs == dsobj && spa->spa_pool_props_object != 0) { | |
| 534 VERIFY(zap_remove(spa->spa_meta_objset, | |
| 535 spa->spa_pool_props_object, | |
| 536 zpool_prop_to_name(ZPOOL_PROP_BOOTFS), tx) == 0); | |
| 537 spa->spa_bootfs = 0; | |
| 538 } | |
| 539 } | |
| 540 | |
| 789 | 541 /* |
| 542 * ========================================================================== | |
| 543 * SPA state manipulation (open/create/destroy/import/export) | |
| 544 * ========================================================================== | |
| 545 */ | |
| 546 | |
| 1544 | 547 static int |
| 548 spa_error_entry_compare(const void *a, const void *b) | |
| 549 { | |
| 550 spa_error_entry_t *sa = (spa_error_entry_t *)a; | |
| 551 spa_error_entry_t *sb = (spa_error_entry_t *)b; | |
| 552 int ret; | |
| 553 | |
| 554 ret = bcmp(&sa->se_bookmark, &sb->se_bookmark, | |
| 555 sizeof (zbookmark_t)); | |
| 556 | |
| 557 if (ret < 0) | |
| 558 return (-1); | |
| 559 else if (ret > 0) | |
| 560 return (1); | |
| 561 else | |
| 562 return (0); | |
| 563 } | |
| 564 | |
| 565 /* | |
| 566 * Utility function which retrieves copies of the current logs and | |
| 567 * re-initializes them in the process. | |
| 568 */ | |
| 569 void | |
| 570 spa_get_errlists(spa_t *spa, avl_tree_t *last, avl_tree_t *scrub) | |
| 571 { | |
| 572 ASSERT(MUTEX_HELD(&spa->spa_errlist_lock)); | |
| 573 | |
| 574 bcopy(&spa->spa_errlist_last, last, sizeof (avl_tree_t)); | |
| 575 bcopy(&spa->spa_errlist_scrub, scrub, sizeof (avl_tree_t)); | |
| 576 | |
| 577 avl_create(&spa->spa_errlist_scrub, | |
| 578 spa_error_entry_compare, sizeof (spa_error_entry_t), | |
| 579 offsetof(spa_error_entry_t, se_avl)); | |
| 580 avl_create(&spa->spa_errlist_last, | |
| 581 spa_error_entry_compare, sizeof (spa_error_entry_t), | |
| 582 offsetof(spa_error_entry_t, se_avl)); | |
| 583 } | |
| 584 | |
| 789 | 585 /* |
| 586 * Activate an uninitialized pool. | |
| 587 */ | |
| 588 static void | |
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589 spa_activate(spa_t *spa, int mode) |
| 789 | 590 { |
| 591 ASSERT(spa->spa_state == POOL_STATE_UNINITIALIZED); | |
| 592 | |
| 593 spa->spa_state = POOL_STATE_ACTIVE; | |
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594 spa->spa_mode = mode; |
| 789 | 595 |
|
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596 spa->spa_normal_class = metaslab_class_create(spa, zfs_metaslab_ops); |
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597 spa->spa_log_class = metaslab_class_create(spa, zfs_metaslab_ops); |
| 789 | 598 |
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599 for (int t = 0; t < ZIO_TYPES; t++) { |
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600 const zio_taskq_info_t *ztip = &zio_taskqs[t]; |
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601 for (int q = 0; q < ZIO_TASKQ_TYPES; q++) { |
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602 enum zti_modes mode = ztip->zti_nthreads[q].zti_mode; |
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603 uint_t value = ztip->zti_nthreads[q].zti_value; |
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604 char name[32]; |
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605 |
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606 (void) snprintf(name, sizeof (name), |
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607 "%s_%s", ztip->zti_name, zio_taskq_types[q]); |
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608 |
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609 if (mode == zti_mode_tune) { |
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610 mode = zio_taskq_tune_mode; |
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611 value = zio_taskq_tune_value; |
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612 if (mode == zti_mode_tune) |
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613 mode = zti_mode_online_percent; |
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614 } |
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615 |
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616 switch (mode) { |
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617 case zti_mode_fixed: |
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618 ASSERT3U(value, >=, 1); |
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619 value = MAX(value, 1); |
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620 |
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621 spa->spa_zio_taskq[t][q] = taskq_create(name, |
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622 value, maxclsyspri, 50, INT_MAX, |
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623 TASKQ_PREPOPULATE); |
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624 break; |
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625 |
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626 case zti_mode_online_percent: |
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627 spa->spa_zio_taskq[t][q] = taskq_create(name, |
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628 value, maxclsyspri, 50, INT_MAX, |
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629 TASKQ_PREPOPULATE | TASKQ_THREADS_CPU_PCT); |
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630 break; |
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631 |
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632 case zti_mode_tune: |
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633 default: |
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634 panic("unrecognized mode for " |
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635 "zio_taskqs[%u]->zti_nthreads[%u] (%u:%u) " |
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636 "in spa_activate()", |
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637 t, q, mode, value); |
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638 break; |
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639 } |
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640 } |
| 789 | 641 } |
| 642 | |
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643 list_create(&spa->spa_config_dirty_list, sizeof (vdev_t), |
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644 offsetof(vdev_t, vdev_config_dirty_node)); |
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645 list_create(&spa->spa_state_dirty_list, sizeof (vdev_t), |
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646 offsetof(vdev_t, vdev_state_dirty_node)); |
| 789 | 647 |
| 648 txg_list_create(&spa->spa_vdev_txg_list, | |
| 649 offsetof(struct vdev, vdev_txg_node)); | |
| 1544 | 650 |
| 651 avl_create(&spa->spa_errlist_scrub, | |
| 652 spa_error_entry_compare, sizeof (spa_error_entry_t), | |
| 653 offsetof(spa_error_entry_t, se_avl)); | |
| 654 avl_create(&spa->spa_errlist_last, | |
| 655 spa_error_entry_compare, sizeof (spa_error_entry_t), | |
| 656 offsetof(spa_error_entry_t, se_avl)); | |
| 789 | 657 } |
| 658 | |
| 659 /* | |
| 660 * Opposite of spa_activate(). | |
| 661 */ | |
| 662 static void | |
| 663 spa_deactivate(spa_t *spa) | |
| 664 { | |
| 665 ASSERT(spa->spa_sync_on == B_FALSE); | |
| 666 ASSERT(spa->spa_dsl_pool == NULL); | |
| 667 ASSERT(spa->spa_root_vdev == NULL); | |
|
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668 ASSERT(spa->spa_async_zio_root == NULL); |
| 789 | 669 ASSERT(spa->spa_state != POOL_STATE_UNINITIALIZED); |
| 670 | |
| 671 txg_list_destroy(&spa->spa_vdev_txg_list); | |
| 672 | |
|
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673 list_destroy(&spa->spa_config_dirty_list); |
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674 list_destroy(&spa->spa_state_dirty_list); |
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675 |
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676 for (int t = 0; t < ZIO_TYPES; t++) { |
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677 for (int q = 0; q < ZIO_TASKQ_TYPES; q++) { |
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678 taskq_destroy(spa->spa_zio_taskq[t][q]); |
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679 spa->spa_zio_taskq[t][q] = NULL; |
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680 } |
| 789 | 681 } |
| 682 | |
| 683 metaslab_class_destroy(spa->spa_normal_class); | |
| 684 spa->spa_normal_class = NULL; | |
| 685 | |
| 4527 | 686 metaslab_class_destroy(spa->spa_log_class); |
| 687 spa->spa_log_class = NULL; | |
| 688 | |
| 1544 | 689 /* |
| 690 * If this was part of an import or the open otherwise failed, we may | |
| 691 * still have errors left in the queues. Empty them just in case. | |
| 692 */ | |
| 693 spa_errlog_drain(spa); | |
| 694 | |
| 695 avl_destroy(&spa->spa_errlist_scrub); | |
| 696 avl_destroy(&spa->spa_errlist_last); | |
| 697 | |
| 789 | 698 spa->spa_state = POOL_STATE_UNINITIALIZED; |
| 699 } | |
| 700 | |
| 701 /* | |
| 702 * Verify a pool configuration, and construct the vdev tree appropriately. This | |
| 703 * will create all the necessary vdevs in the appropriate layout, with each vdev | |
| 704 * in the CLOSED state. This will prep the pool before open/creation/import. | |
| 705 * All vdev validation is done by the vdev_alloc() routine. | |
| 706 */ | |
| 2082 | 707 static int |
| 708 spa_config_parse(spa_t *spa, vdev_t **vdp, nvlist_t *nv, vdev_t *parent, | |
| 709 uint_t id, int atype) | |
| 789 | 710 { |
| 711 nvlist_t **child; | |
|
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712 uint_t children; |
| 2082 | 713 int error; |
| 714 | |
| 715 if ((error = vdev_alloc(spa, vdp, nv, parent, id, atype)) != 0) | |
| 716 return (error); | |
| 717 | |
| 718 if ((*vdp)->vdev_ops->vdev_op_leaf) | |
| 719 return (0); | |
| 789 | 720 |
|
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721 error = nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN, |
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722 &child, &children); |
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723 |
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724 if (error == ENOENT) |
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725 return (0); |
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726 |
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727 if (error) { |
| 2082 | 728 vdev_free(*vdp); |
| 729 *vdp = NULL; | |
| 730 return (EINVAL); | |
| 789 | 731 } |
| 732 | |
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733 for (int c = 0; c < children; c++) { |
| 2082 | 734 vdev_t *vd; |
| 735 if ((error = spa_config_parse(spa, &vd, child[c], *vdp, c, | |
| 736 atype)) != 0) { | |
| 737 vdev_free(*vdp); | |
| 738 *vdp = NULL; | |
| 739 return (error); | |
| 789 | 740 } |
| 741 } | |
| 742 | |
| 2082 | 743 ASSERT(*vdp != NULL); |
| 744 | |
| 745 return (0); | |
| 789 | 746 } |
| 747 | |
| 748 /* | |
| 749 * Opposite of spa_load(). | |
| 750 */ | |
| 751 static void | |
| 752 spa_unload(spa_t *spa) | |
| 753 { | |
| 2082 | 754 int i; |
| 755 | |
|
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756 ASSERT(MUTEX_HELD(&spa_namespace_lock)); |
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757 |
| 789 | 758 /* |
| 1544 | 759 * Stop async tasks. |
| 760 */ | |
| 761 spa_async_suspend(spa); | |
| 762 | |
| 763 /* | |
| 789 | 764 * Stop syncing. |
| 765 */ | |
| 766 if (spa->spa_sync_on) { | |
| 767 txg_sync_stop(spa->spa_dsl_pool); | |
| 768 spa->spa_sync_on = B_FALSE; | |
| 769 } | |
| 770 | |
| 771 /* | |
|
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772 * Wait for any outstanding async I/O to complete. |
| 789 | 773 */ |
|
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774 if (spa->spa_async_zio_root != NULL) { |
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775 (void) zio_wait(spa->spa_async_zio_root); |
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776 spa->spa_async_zio_root = NULL; |
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777 } |
| 789 | 778 |
| 779 /* | |
| 780 * Close the dsl pool. | |
| 781 */ | |
| 782 if (spa->spa_dsl_pool) { | |
| 783 dsl_pool_close(spa->spa_dsl_pool); | |
| 784 spa->spa_dsl_pool = NULL; | |
| 785 } | |
| 786 | |
|
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787 ddt_unload(spa); |
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788 |
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789 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
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790 |
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791 /* |
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792 * Drop and purge level 2 cache |
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793 */ |
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794 spa_l2cache_drop(spa); |
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795 |
| 789 | 796 /* |
| 797 * Close all vdevs. | |
| 798 */ | |
|
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799 if (spa->spa_root_vdev) |
| 789 | 800 vdev_free(spa->spa_root_vdev); |
|
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801 ASSERT(spa->spa_root_vdev == NULL); |
| 1544 | 802 |
| 5450 | 803 for (i = 0; i < spa->spa_spares.sav_count; i++) |
| 804 vdev_free(spa->spa_spares.sav_vdevs[i]); | |
| 805 if (spa->spa_spares.sav_vdevs) { | |
| 806 kmem_free(spa->spa_spares.sav_vdevs, | |
| 807 spa->spa_spares.sav_count * sizeof (void *)); | |
| 808 spa->spa_spares.sav_vdevs = NULL; | |
| 809 } | |
| 810 if (spa->spa_spares.sav_config) { | |
| 811 nvlist_free(spa->spa_spares.sav_config); | |
| 812 spa->spa_spares.sav_config = NULL; | |
| 2082 | 813 } |
|
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814 spa->spa_spares.sav_count = 0; |
| 5450 | 815 |
| 816 for (i = 0; i < spa->spa_l2cache.sav_count; i++) | |
| 817 vdev_free(spa->spa_l2cache.sav_vdevs[i]); | |
| 818 if (spa->spa_l2cache.sav_vdevs) { | |
| 819 kmem_free(spa->spa_l2cache.sav_vdevs, | |
| 820 spa->spa_l2cache.sav_count * sizeof (void *)); | |
| 821 spa->spa_l2cache.sav_vdevs = NULL; | |
| 822 } | |
| 823 if (spa->spa_l2cache.sav_config) { | |
| 824 nvlist_free(spa->spa_l2cache.sav_config); | |
| 825 spa->spa_l2cache.sav_config = NULL; | |
| 2082 | 826 } |
|
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827 spa->spa_l2cache.sav_count = 0; |
| 2082 | 828 |
| 1544 | 829 spa->spa_async_suspended = 0; |
|
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830 |
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831 spa_config_exit(spa, SCL_ALL, FTAG); |
| 789 | 832 } |
| 833 | |
| 834 /* | |
| 2082 | 835 * Load (or re-load) the current list of vdevs describing the active spares for |
| 836 * this pool. When this is called, we have some form of basic information in | |
| 5450 | 837 * 'spa_spares.sav_config'. We parse this into vdevs, try to open them, and |
| 838 * then re-generate a more complete list including status information. | |
| 2082 | 839 */ |
| 840 static void | |
| 841 spa_load_spares(spa_t *spa) | |
| 842 { | |
| 843 nvlist_t **spares; | |
| 844 uint_t nspares; | |
| 845 int i; | |
|
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846 vdev_t *vd, *tvd; |
| 2082 | 847 |
|
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848 ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
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849 |
| 2082 | 850 /* |
| 851 * First, close and free any existing spare vdevs. | |
| 852 */ | |
| 5450 | 853 for (i = 0; i < spa->spa_spares.sav_count; i++) { |
| 854 vd = spa->spa_spares.sav_vdevs[i]; | |
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855 |
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856 /* Undo the call to spa_activate() below */ |
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857 if ((tvd = spa_lookup_by_guid(spa, vd->vdev_guid, |
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858 B_FALSE)) != NULL && tvd->vdev_isspare) |
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859 spa_spare_remove(tvd); |
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860 vdev_close(vd); |
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861 vdev_free(vd); |
| 2082 | 862 } |
|
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863 |
| 5450 | 864 if (spa->spa_spares.sav_vdevs) |
| 865 kmem_free(spa->spa_spares.sav_vdevs, | |
| 866 spa->spa_spares.sav_count * sizeof (void *)); | |
| 867 | |
| 868 if (spa->spa_spares.sav_config == NULL) | |
| 2082 | 869 nspares = 0; |
| 870 else | |
| 5450 | 871 VERIFY(nvlist_lookup_nvlist_array(spa->spa_spares.sav_config, |
| 2082 | 872 ZPOOL_CONFIG_SPARES, &spares, &nspares) == 0); |
| 873 | |
| 5450 | 874 spa->spa_spares.sav_count = (int)nspares; |
| 875 spa->spa_spares.sav_vdevs = NULL; | |
| 2082 | 876 |
| 877 if (nspares == 0) | |
| 878 return; | |
| 879 | |
| 880 /* | |
| 881 * Construct the array of vdevs, opening them to get status in the | |
|
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882 * process. For each spare, there is potentially two different vdev_t |
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883 * structures associated with it: one in the list of spares (used only |
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884 * for basic validation purposes) and one in the active vdev |
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885 * configuration (if it's spared in). During this phase we open and |
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886 * validate each vdev on the spare list. If the vdev also exists in the |
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887 * active configuration, then we also mark this vdev as an active spare. |
| 2082 | 888 */ |
| 5450 | 889 spa->spa_spares.sav_vdevs = kmem_alloc(nspares * sizeof (void *), |
| 890 KM_SLEEP); | |
| 891 for (i = 0; i < spa->spa_spares.sav_count; i++) { | |
| 2082 | 892 VERIFY(spa_config_parse(spa, &vd, spares[i], NULL, 0, |
| 893 VDEV_ALLOC_SPARE) == 0); | |
| 894 ASSERT(vd != NULL); | |
| 895 | |
| 5450 | 896 spa->spa_spares.sav_vdevs[i] = vd; |
| 2082 | 897 |
|
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898 if ((tvd = spa_lookup_by_guid(spa, vd->vdev_guid, |
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899 B_FALSE)) != NULL) { |
|
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900 if (!tvd->vdev_isspare) |
|
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901 spa_spare_add(tvd); |
|
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902 |
|
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903 /* |
|
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904 * We only mark the spare active if we were successfully |
|
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905 * able to load the vdev. Otherwise, importing a pool |
|
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906 * with a bad active spare would result in strange |
|
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907 * behavior, because multiple pool would think the spare |
|
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908 * is actively in use. |
|
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909 * |
|
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910 * There is a vulnerability here to an equally bizarre |
|
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911 * circumstance, where a dead active spare is later |
|
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912 * brought back to life (onlined or otherwise). Given |
|
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913 * the rarity of this scenario, and the extra complexity |
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914 * it adds, we ignore the possibility. |
|
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915 */ |
|
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916 if (!vdev_is_dead(tvd)) |
|
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917 spa_spare_activate(tvd); |
|
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918 } |
|
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919 |
|
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920 vd->vdev_top = vd; |
|
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921 vd->vdev_aux = &spa->spa_spares; |
|
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922 |
| 2082 | 923 if (vdev_open(vd) != 0) |
| 924 continue; | |
| 925 | |
| 5450 | 926 if (vdev_validate_aux(vd) == 0) |
| 927 spa_spare_add(vd); | |
| 2082 | 928 } |
| 929 | |
| 930 /* | |
| 931 * Recompute the stashed list of spares, with status information | |
| 932 * this time. | |
| 933 */ | |
| 5450 | 934 VERIFY(nvlist_remove(spa->spa_spares.sav_config, ZPOOL_CONFIG_SPARES, |
| 2082 | 935 DATA_TYPE_NVLIST_ARRAY) == 0); |
| 936 | |
| 5450 | 937 spares = kmem_alloc(spa->spa_spares.sav_count * sizeof (void *), |
| 938 KM_SLEEP); | |
| 939 for (i = 0; i < spa->spa_spares.sav_count; i++) | |
| 940 spares[i] = vdev_config_generate(spa, | |
| 941 spa->spa_spares.sav_vdevs[i], B_TRUE, B_TRUE, B_FALSE); | |
| 942 VERIFY(nvlist_add_nvlist_array(spa->spa_spares.sav_config, | |
| 943 ZPOOL_CONFIG_SPARES, spares, spa->spa_spares.sav_count) == 0); | |
| 944 for (i = 0; i < spa->spa_spares.sav_count; i++) | |
| 2082 | 945 nvlist_free(spares[i]); |
| 5450 | 946 kmem_free(spares, spa->spa_spares.sav_count * sizeof (void *)); |
| 947 } | |
| 948 | |
| 949 /* | |
| 950 * Load (or re-load) the current list of vdevs describing the active l2cache for | |
| 951 * this pool. When this is called, we have some form of basic information in | |
| 952 * 'spa_l2cache.sav_config'. We parse this into vdevs, try to open them, and | |
| 953 * then re-generate a more complete list including status information. | |
| 954 * Devices which are already active have their details maintained, and are | |
| 955 * not re-opened. | |
| 956 */ | |
| 957 static void | |
| 958 spa_load_l2cache(spa_t *spa) | |
| 959 { | |
| 960 nvlist_t **l2cache; | |
| 961 uint_t nl2cache; | |
| 962 int i, j, oldnvdevs; | |
|
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963 uint64_t guid; |
| 5450 | 964 vdev_t *vd, **oldvdevs, **newvdevs; |
| 965 spa_aux_vdev_t *sav = &spa->spa_l2cache; | |
| 966 | |
|
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967 ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
|
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968 |
| 5450 | 969 if (sav->sav_config != NULL) { |
| 970 VERIFY(nvlist_lookup_nvlist_array(sav->sav_config, | |
| 971 ZPOOL_CONFIG_L2CACHE, &l2cache, &nl2cache) == 0); | |
| 972 newvdevs = kmem_alloc(nl2cache * sizeof (void *), KM_SLEEP); | |
| 973 } else { | |
| 974 nl2cache = 0; | |
| 975 } | |
| 976 | |
| 977 oldvdevs = sav->sav_vdevs; | |
| 978 oldnvdevs = sav->sav_count; | |
| 979 sav->sav_vdevs = NULL; | |
| 980 sav->sav_count = 0; | |
| 981 | |
| 982 /* | |
| 983 * Process new nvlist of vdevs. | |
| 984 */ | |
| 985 for (i = 0; i < nl2cache; i++) { | |
| 986 VERIFY(nvlist_lookup_uint64(l2cache[i], ZPOOL_CONFIG_GUID, | |
| 987 &guid) == 0); | |
| 988 | |
| 989 newvdevs[i] = NULL; | |
| 990 for (j = 0; j < oldnvdevs; j++) { | |
| 991 vd = oldvdevs[j]; | |
| 992 if (vd != NULL && guid == vd->vdev_guid) { | |
| 993 /* | |
| 994 * Retain previous vdev for add/remove ops. | |
| 995 */ | |
| 996 newvdevs[i] = vd; | |
| 997 oldvdevs[j] = NULL; | |
| 998 break; | |
| 999 } | |
| 1000 } | |
| 1001 | |
| 1002 if (newvdevs[i] == NULL) { | |
| 1003 /* | |
| 1004 * Create new vdev | |
| 1005 */ | |
| 1006 VERIFY(spa_config_parse(spa, &vd, l2cache[i], NULL, 0, | |
| 1007 VDEV_ALLOC_L2CACHE) == 0); | |
| 1008 ASSERT(vd != NULL); | |
| 1009 newvdevs[i] = vd; | |
| 1010 | |
| 1011 /* | |
| 1012 * Commit this vdev as an l2cache device, | |
| 1013 * even if it fails to open. | |
| 1014 */ | |
| 1015 spa_l2cache_add(vd); | |
| 1016 | |
|
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1017 vd->vdev_top = vd; |
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1018 vd->vdev_aux = sav; |
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1019 |
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1020 spa_l2cache_activate(vd); |
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1021 |
| 5450 | 1022 if (vdev_open(vd) != 0) |
| 1023 continue; | |
| 1024 | |
| 1025 (void) vdev_validate_aux(vd); | |
| 1026 | |
|
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1027 if (!vdev_is_dead(vd)) |
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1028 l2arc_add_vdev(spa, vd); |
| 5450 | 1029 } |
| 1030 } | |
| 1031 | |
| 1032 /* | |
| 1033 * Purge vdevs that were dropped | |
| 1034 */ | |
| 1035 for (i = 0; i < oldnvdevs; i++) { | |
| 1036 uint64_t pool; | |
| 1037 | |
| 1038 vd = oldvdevs[i]; | |
| 1039 if (vd != NULL) { | |
|
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1040 if (spa_l2cache_exists(vd->vdev_guid, &pool) && |
|
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1041 pool != 0ULL && l2arc_vdev_present(vd)) |
| 5450 | 1042 l2arc_remove_vdev(vd); |
| 1043 (void) vdev_close(vd); | |
| 1044 spa_l2cache_remove(vd); | |
| 1045 } | |
| 1046 } | |
| 1047 | |
| 1048 if (oldvdevs) | |
| 1049 kmem_free(oldvdevs, oldnvdevs * sizeof (void *)); | |
| 1050 | |
| 1051 if (sav->sav_config == NULL) | |
| 1052 goto out; | |
| 1053 | |
| 1054 sav->sav_vdevs = newvdevs; | |
| 1055 sav->sav_count = (int)nl2cache; | |
| 1056 | |
| 1057 /* | |
| 1058 * Recompute the stashed list of l2cache devices, with status | |
| 1059 * information this time. | |
| 1060 */ | |
| 1061 VERIFY(nvlist_remove(sav->sav_config, ZPOOL_CONFIG_L2CACHE, | |
| 1062 DATA_TYPE_NVLIST_ARRAY) == 0); | |
| 1063 | |
| 1064 l2cache = kmem_alloc(sav->sav_count * sizeof (void *), KM_SLEEP); | |
| 1065 for (i = 0; i < sav->sav_count; i++) | |
| 1066 l2cache[i] = vdev_config_generate(spa, | |
| 1067 sav->sav_vdevs[i], B_TRUE, B_FALSE, B_TRUE); | |
| 1068 VERIFY(nvlist_add_nvlist_array(sav->sav_config, | |
| 1069 ZPOOL_CONFIG_L2CACHE, l2cache, sav->sav_count) == 0); | |
| 1070 out: | |
| 1071 for (i = 0; i < sav->sav_count; i++) | |
| 1072 nvlist_free(l2cache[i]); | |
| 1073 if (sav->sav_count) | |
| 1074 kmem_free(l2cache, sav->sav_count * sizeof (void *)); | |
| 2082 | 1075 } |
| 1076 | |
| 1077 static int | |
| 1078 load_nvlist(spa_t *spa, uint64_t obj, nvlist_t **value) | |
| 1079 { | |
| 1080 dmu_buf_t *db; | |
| 1081 char *packed = NULL; | |
| 1082 size_t nvsize = 0; | |
| 1083 int error; | |
| 1084 *value = NULL; | |
| 1085 | |
| 1086 VERIFY(0 == dmu_bonus_hold(spa->spa_meta_objset, obj, FTAG, &db)); | |
| 1087 nvsize = *(uint64_t *)db->db_data; | |
| 1088 dmu_buf_rele(db, FTAG); | |
| 1089 | |
| 1090 packed = kmem_alloc(nvsize, KM_SLEEP); | |
|
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1091 error = dmu_read(spa->spa_meta_objset, obj, 0, nvsize, packed, |
|
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|
1092 DMU_READ_PREFETCH); |
| 2082 | 1093 if (error == 0) |
| 1094 error = nvlist_unpack(packed, nvsize, value, 0); | |
| 1095 kmem_free(packed, nvsize); | |
| 1096 | |
| 1097 return (error); | |
| 1098 } | |
| 1099 | |
| 1100 /* | |
| 4451 | 1101 * Checks to see if the given vdev could not be opened, in which case we post a |
| 1102 * sysevent to notify the autoreplace code that the device has been removed. | |
| 1103 */ | |
| 1104 static void | |
| 1105 spa_check_removed(vdev_t *vd) | |
| 1106 { | |
|
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1107 for (int c = 0; c < vd->vdev_children; c++) |
| 4451 | 1108 spa_check_removed(vd->vdev_child[c]); |
| 1109 | |
| 1110 if (vd->vdev_ops->vdev_op_leaf && vdev_is_dead(vd)) { | |
| 1111 zfs_post_autoreplace(vd->vdev_spa, vd); | |
| 1112 spa_event_notify(vd->vdev_spa, vd, ESC_ZFS_VDEV_CHECK); | |
| 1113 } | |
| 1114 } | |
| 1115 | |
| 1116 /* | |
|
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1117 * Load the slog device state from the config object since it's possible |
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1118 * that the label does not contain the most up-to-date information. |
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1119 */ |
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1120 void |
|
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1121 spa_load_log_state(spa_t *spa, nvlist_t *nv) |
|
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1122 { |
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1123 vdev_t *ovd, *rvd = spa->spa_root_vdev; |
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1124 |
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1125 /* |
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1126 * Load the original root vdev tree from the passed config. |
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1127 */ |
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1128 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
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1129 VERIFY(spa_config_parse(spa, &ovd, nv, NULL, 0, VDEV_ALLOC_LOAD) == 0); |
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1130 |
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1131 for (int c = 0; c < rvd->vdev_children; c++) { |
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1132 vdev_t *cvd = rvd->vdev_child[c]; |
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1133 if (cvd->vdev_islog) |
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1134 vdev_load_log_state(cvd, ovd->vdev_child[c]); |
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1135 } |
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1136 vdev_free(ovd); |
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1137 spa_config_exit(spa, SCL_ALL, FTAG); |
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1138 } |
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1139 |
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1140 /* |
| 7294 | 1141 * Check for missing log devices |
| 1142 */ | |
| 1143 int | |
| 1144 spa_check_logs(spa_t *spa) | |
| 1145 { | |
| 1146 switch (spa->spa_log_state) { | |
| 1147 case SPA_LOG_MISSING: | |
| 1148 /* need to recheck in case slog has been restored */ | |
| 1149 case SPA_LOG_UNKNOWN: | |
| 1150 if (dmu_objset_find(spa->spa_name, zil_check_log_chain, NULL, | |
| 1151 DS_FIND_CHILDREN)) { | |
| 1152 spa->spa_log_state = SPA_LOG_MISSING; | |
| 1153 return (1); | |
| 1154 } | |
| 1155 break; | |
| 1156 } | |
| 1157 return (0); | |
| 1158 } | |
| 1159 | |
|
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1160 static void |
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1161 spa_aux_check_removed(spa_aux_vdev_t *sav) |
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1162 { |
|
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1163 for (int i = 0; i < sav->sav_count; i++) |
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1164 spa_check_removed(sav->sav_vdevs[i]); |
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1165 } |
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1166 |
|
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1167 void |
|
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1168 spa_claim_notify(zio_t *zio) |
|
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1169 { |
|
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1170 spa_t *spa = zio->io_spa; |
|
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1171 |
|
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1172 if (zio->io_error) |
|
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1173 return; |
|
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1174 |
|
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1175 mutex_enter(&spa->spa_props_lock); /* any mutex will do */ |
|
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1176 if (spa->spa_claim_max_txg < zio->io_bp->blk_birth) |
|
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1177 spa->spa_claim_max_txg = zio->io_bp->blk_birth; |
|
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1178 mutex_exit(&spa->spa_props_lock); |
|
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1179 } |
|
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1180 |
|
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1181 typedef struct spa_load_error { |
|
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1182 uint64_t sle_metadata_count; |
|
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1183 uint64_t sle_data_count; |
|
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1184 } spa_load_error_t; |
|
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1185 |
|
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1186 static void |
|
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1187 spa_load_verify_done(zio_t *zio) |
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1188 { |
|
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1189 blkptr_t *bp = zio->io_bp; |
|
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1190 spa_load_error_t *sle = zio->io_private; |
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1191 dmu_object_type_t type = BP_GET_TYPE(bp); |
|
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1192 int error = zio->io_error; |
|
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1193 |
|
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1194 if (error) { |
|
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1195 if ((BP_GET_LEVEL(bp) != 0 || dmu_ot[type].ot_metadata) && |
|
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1196 type != DMU_OT_INTENT_LOG) |
|
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1197 atomic_add_64(&sle->sle_metadata_count, 1); |
|
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1198 else |
|
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1199 atomic_add_64(&sle->sle_data_count, 1); |
|
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1200 } |
|
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1201 zio_data_buf_free(zio->io_data, zio->io_size); |
|
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1202 } |
|
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1203 |
|
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1204 /*ARGSUSED*/ |
|
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1205 static int |
|
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1206 spa_load_verify_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, |
|
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1207 const zbookmark_t *zb, const dnode_phys_t *dnp, void *arg) |
|
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1208 { |
|
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1209 if (bp != NULL) { |
|
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1210 zio_t *rio = arg; |
|
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1211 size_t size = BP_GET_PSIZE(bp); |
|
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1212 void *data = zio_data_buf_alloc(size); |
|
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1213 |
|
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1214 zio_nowait(zio_read(rio, spa, bp, data, size, |
|
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1215 spa_load_verify_done, rio->io_private, ZIO_PRIORITY_SCRUB, |
|
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1216 ZIO_FLAG_SPECULATIVE | ZIO_FLAG_CANFAIL | |
|
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1217 ZIO_FLAG_SCRUB | ZIO_FLAG_RAW, zb)); |
|
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1218 } |
|
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1219 return (0); |
|
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1220 } |
|
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1221 |
|
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1222 static int |
|
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|
1223 spa_load_verify(spa_t *spa) |
|
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1224 { |
|
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|
1225 zio_t *rio; |
|
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1226 spa_load_error_t sle = { 0 }; |
|
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1227 zpool_rewind_policy_t policy; |
|
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|
1228 boolean_t verify_ok = B_FALSE; |
|
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|
1229 int error; |
|
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|
1230 |
|
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|
1231 rio = zio_root(spa, NULL, &sle, |
|
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1232 ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE); |
|
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1233 |
|
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1234 error = traverse_pool(spa, spa_load_verify_cb, rio, |
|
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|
1235 spa->spa_verify_min_txg); |
|
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|
1236 |
|
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|
1237 (void) zio_wait(rio); |
|
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1238 |
|
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1239 zpool_get_rewind_policy(spa->spa_config, &policy); |
|
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1240 |
|
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1241 spa->spa_load_meta_errors = sle.sle_metadata_count; |
|
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1242 spa->spa_load_data_errors = sle.sle_data_count; |
|
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1243 |
|
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1244 if (!error && sle.sle_metadata_count <= policy.zrp_maxmeta && |
|
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|
1245 sle.sle_data_count <= policy.zrp_maxdata) { |
|
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|
1246 verify_ok = B_TRUE; |
|
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1247 spa->spa_load_txg = spa->spa_uberblock.ub_txg; |
|
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1248 spa->spa_load_txg_ts = spa->spa_uberblock.ub_timestamp; |
|
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1249 } |
|
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|
1250 |
|
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|
1251 if (error) { |
|
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1252 if (error != ENXIO && error != EIO) |
|
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1253 error = EIO; |
|
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1254 return (error); |
|
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|
1255 } |
|
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|
1256 |
|
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|
1257 return (verify_ok ? 0 : EIO); |
|
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|
1258 } |
|
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|
1259 |
| 7294 | 1260 /* |
| 789 | 1261 * Load an existing storage pool, using the pool's builtin spa_config as a |
| 1544 | 1262 * source of configuration information. |
| 789 | 1263 */ |
| 1264 static int | |
|
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1265 spa_load(spa_t *spa, spa_load_state_t state, int mosconfig) |
| 789 | 1266 { |
| 1267 int error = 0; | |
|
10594
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|
1268 nvlist_t *nvconfig, *nvroot = NULL; |
| 789 | 1269 vdev_t *rvd; |
| 1270 uberblock_t *ub = &spa->spa_uberblock; | |
|
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|
1271 uint64_t config_cache_txg = spa->spa_config_txg; |
| 789 | 1272 uint64_t pool_guid; |
| 2082 | 1273 uint64_t version; |
| 4451 | 1274 uint64_t autoreplace = 0; |
|
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|
1275 int orig_mode = spa->spa_mode; |
| 7294 | 1276 char *ereport = FM_EREPORT_ZFS_POOL; |
|
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1277 nvlist_t *config = spa->spa_config; |
| 789 | 1278 |
|
8241
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1279 /* |
|
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|
1280 * If this is an untrusted config, access the pool in read-only mode. |
|
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1281 * This prevents things like resilvering recently removed devices. |
|
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|
1282 */ |
|
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|
1283 if (!mosconfig) |
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|
1284 spa->spa_mode = FREAD; |
|
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1285 |
|
7754
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|
1286 ASSERT(MUTEX_HELD(&spa_namespace_lock)); |
|
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|
1287 |
| 1544 | 1288 spa->spa_load_state = state; |
|
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|
1289 |
| 789 | 1290 if (nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, &nvroot) || |
| 1733 | 1291 nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_GUID, &pool_guid)) { |
| 1544 | 1292 error = EINVAL; |
| 1293 goto out; | |
| 1294 } | |
| 789 | 1295 |
| 2082 | 1296 /* |
| 1297 * Versioning wasn't explicitly added to the label until later, so if | |
| 1298 * it's not present treat it as the initial version. | |
| 1299 */ | |
| 1300 if (nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION, &version) != 0) | |
| 4577 | 1301 version = SPA_VERSION_INITIAL; |
| 2082 | 1302 |
| 1733 | 1303 (void) nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_TXG, |
| 1304 &spa->spa_config_txg); | |
| 1305 | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
1306 if ((state == SPA_LOAD_IMPORT || state == SPA_LOAD_TRYIMPORT) && |
| 1544 | 1307 spa_guid_exists(pool_guid, 0)) { |
| 1308 error = EEXIST; | |
| 1309 goto out; | |
| 1310 } | |
| 789 | 1311 |
|
2174
73de7a781492
6433717 offline devices should not be marked persistently unavailble
eschrock
parents:
2082
diff
changeset
|
1312 spa->spa_load_guid = pool_guid; |
|
73de7a781492
6433717 offline devices should not be marked persistently unavailble
eschrock
parents:
2082
diff
changeset
|
1313 |
| 789 | 1314 /* |
|
9234
bffdc4fc05c4
6792139 recovering from a suspended pool needs some work
George Wilson <George.Wilson@Sun.COM>
parents:
9230
diff
changeset
|
1315 * Create "The Godfather" zio to hold all async IOs |
|
bffdc4fc05c4
6792139 recovering from a suspended pool needs some work
George Wilson <George.Wilson@Sun.COM>
parents:
9230
diff
changeset
|
1316 */ |
|
9630
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
1317 spa->spa_async_zio_root = zio_root(spa, NULL, NULL, |
|
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
9616
diff
changeset
|
1318 ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE | ZIO_FLAG_GODFATHER); |
|
9234
bffdc4fc05c4
6792139 recovering from a suspended pool needs some work
George Wilson <George.Wilson@Sun.COM>
parents:
9230
diff
changeset
|
1319 |
|
bffdc4fc05c4
6792139 recovering from a suspended pool needs some work
George Wilson <George.Wilson@Sun.COM>
parents:
9230
diff
changeset
|
1320 /* |
| 2082 | 1321 * Parse the configuration into a vdev tree. We explicitly set the |
| 1322 * value that will be returned by spa_version() since parsing the | |
| 1323 * configuration requires knowing the version number. | |
| 789 | 1324 */ |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1325 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 2082 | 1326 spa->spa_ubsync.ub_version = version; |
| 1327 error = spa_config_parse(spa, &rvd, nvroot, NULL, 0, VDEV_ALLOC_LOAD); | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1328 spa_config_exit(spa, SCL_ALL, FTAG); |
| 789 | 1329 |
| 2082 | 1330 if (error != 0) |
| 1544 | 1331 goto out; |
| 789 | 1332 |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
1333 ASSERT(spa->spa_root_vdev == rvd); |
| 789 | 1334 ASSERT(spa_guid(spa) == pool_guid); |
| 1335 | |
| 1336 /* | |
| 1337 * Try to open all vdevs, loading each label in the process. | |
| 1338 */ | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1339 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
|
4070
4390ea390a1e
6386594 zdb message should be clearer when failing for lack of permissions
mc142369
parents:
3975
diff
changeset
|
1340 error = vdev_open(rvd); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1341 spa_config_exit(spa, SCL_ALL, FTAG); |
|
4070
4390ea390a1e
6386594 zdb message should be clearer when failing for lack of permissions
mc142369
parents:
3975
diff
changeset
|
1342 if (error != 0) |
| 1544 | 1343 goto out; |
| 789 | 1344 |
| 1345 /* | |
|
9276
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1346 * We need to validate the vdev labels against the configuration that |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1347 * we have in hand, which is dependent on the setting of mosconfig. If |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1348 * mosconfig is true then we're validating the vdev labels based on |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1349 * that config. Otherwise, we're validating against the cached config |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1350 * (zpool.cache) that was read when we loaded the zfs module, and then |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1351 * later we will recursively call spa_load() and validate against |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1352 * the vdev config. |
|
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1353 */ |
|
9276
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1354 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1355 error = vdev_validate(rvd); |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1356 spa_config_exit(spa, SCL_ALL, FTAG); |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1357 if (error != 0) |
|
a8a7fc849933
6816124 System crash running zpool destroy on broken zpool
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9234
diff
changeset
|
1358 goto out; |
|
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1359 |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1360 if (rvd->vdev_state <= VDEV_STATE_CANT_OPEN) { |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1361 error = ENXIO; |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1362 goto out; |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1363 } |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1364 |
|
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1365 /* |
| 789 | 1366 * Find the best uberblock. |
| 1367 */ | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1368 vdev_uberblock_load(NULL, rvd, ub); |
| 789 | 1369 |
| 1370 /* | |
| 1371 * If we weren't able to find a single valid uberblock, return failure. | |
| 1372 */ | |
| 1373 if (ub->ub_txg == 0) { | |
| 1760 | 1374 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
| 1375 VDEV_AUX_CORRUPT_DATA); | |
| 1544 | 1376 error = ENXIO; |
| 1377 goto out; | |
| 1378 } | |
| 1379 | |
| 1380 /* | |
| 1381 * If the pool is newer than the code, we can't open it. | |
| 1382 */ | |
| 4577 | 1383 if (ub->ub_version > SPA_VERSION) { |
| 1760 | 1384 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
| 1385 VDEV_AUX_VERSION_NEWER); | |
| 1544 | 1386 error = ENOTSUP; |
| 1387 goto out; | |
| 789 | 1388 } |
| 1389 | |
| 1390 /* | |
| 1391 * If the vdev guid sum doesn't match the uberblock, we have an | |
| 1392 * incomplete configuration. | |
| 1393 */ | |
| 1732 | 1394 if (rvd->vdev_guid_sum != ub->ub_guid_sum && mosconfig) { |
| 1544 | 1395 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
| 1396 VDEV_AUX_BAD_GUID_SUM); | |
| 1397 error = ENXIO; | |
| 1398 goto out; | |
| 789 | 1399 } |
| 1400 | |
| 1401 /* | |
| 1402 * Initialize internal SPA structures. | |
| 1403 */ | |
| 1404 spa->spa_state = POOL_STATE_ACTIVE; | |
| 1405 spa->spa_ubsync = spa->spa_uberblock; | |
|
10921
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
1406 spa->spa_verify_min_txg = spa->spa_extreme_rewind ? |
|
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
1407 TXG_INITIAL : spa_last_synced_txg(spa) - TXG_DEFER_SIZE; |
|
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
1408 spa->spa_first_txg = spa->spa_last_ubsync_txg ? |
|
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
1409 spa->spa_last_ubsync_txg : spa_last_synced_txg(spa) + 1; |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1410 spa->spa_claim_max_txg = spa->spa_first_txg; |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1411 |
| 1544 | 1412 error = dsl_pool_open(spa, spa->spa_first_txg, &spa->spa_dsl_pool); |
| 1413 if (error) { | |
| 1414 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1415 VDEV_AUX_CORRUPT_DATA); | |
|
10921
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
1416 error = EIO; |
| 1544 | 1417 goto out; |
| 1418 } | |
| 789 | 1419 spa->spa_meta_objset = spa->spa_dsl_pool->dp_meta_objset; |
| 1420 | |
| 1544 | 1421 if (zap_lookup(spa->spa_meta_objset, |
| 789 | 1422 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_CONFIG, |
| 1544 | 1423 sizeof (uint64_t), 1, &spa->spa_config_object) != 0) { |
| 1424 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1425 VDEV_AUX_CORRUPT_DATA); | |
| 1426 error = EIO; | |
| 1427 goto out; | |
| 1428 } | |
| 789 | 1429 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1430 if (load_nvlist(spa, spa->spa_config_object, &nvconfig) != 0) { |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1431 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1432 VDEV_AUX_CORRUPT_DATA); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1433 error = EIO; |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1434 goto out; |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1435 } |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1436 |
| 789 | 1437 if (!mosconfig) { |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1438 uint64_t hostid; |
| 2082 | 1439 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1440 if (!spa_is_root(spa) && nvlist_lookup_uint64(nvconfig, |
|
7706
75cbbfb9ce50
6716241 Changing hostid, by moving in a new sysinit file, panics a zfs root file system
Lin Ling <Lin.Ling@Sun.COM>
parents:
7687
diff
changeset
|
1441 ZPOOL_CONFIG_HOSTID, &hostid) == 0) { |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1442 char *hostname; |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1443 unsigned long myhostid = 0; |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1444 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1445 VERIFY(nvlist_lookup_string(nvconfig, |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1446 ZPOOL_CONFIG_HOSTNAME, &hostname) == 0); |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1447 |
|
8662
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1448 #ifdef _KERNEL |
|
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1449 myhostid = zone_get_hostid(NULL); |
|
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1450 #else /* _KERNEL */ |
|
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1451 /* |
|
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1452 * We're emulating the system's hostid in userland, so |
|
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1453 * we can't use zone_get_hostid(). |
|
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1454 */ |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1455 (void) ddi_strtoul(hw_serial, NULL, 10, &myhostid); |
|
8662
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1456 #endif /* _KERNEL */ |
|
4178
ad95fd86760b
6553537 zfs root fails to boot from a snv_63+zfsboot-pfinstall netinstall image
lling
parents:
4070
diff
changeset
|
1457 if (hostid != 0 && myhostid != 0 && |
|
8662
18153249ee93
PSARC/2008/647 Configurable Hostids for Non-Global Zones
jv227347 <Jordan.Vaughan@Sun.com>
parents:
8525
diff
changeset
|
1458 hostid != myhostid) { |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1459 cmn_err(CE_WARN, "pool '%s' could not be " |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1460 "loaded as it was last accessed by " |
|
7706
75cbbfb9ce50
6716241 Changing hostid, by moving in a new sysinit file, panics a zfs root file system
Lin Ling <Lin.Ling@Sun.COM>
parents:
7687
diff
changeset
|
1461 "another system (host: %s hostid: 0x%lx). " |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1462 "See: http://www.sun.com/msg/ZFS-8000-EY", |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1463 spa_name(spa), hostname, |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1464 (unsigned long)hostid); |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1465 error = EBADF; |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1466 goto out; |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1467 } |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1468 } |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
1469 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
1470 spa_config_set(spa, nvconfig); |
| 789 | 1471 spa_unload(spa); |
| 1472 spa_deactivate(spa); | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
1473 spa_activate(spa, orig_mode); |
| 789 | 1474 |
|
10921
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
1475 return (spa_load(spa, state, B_TRUE)); |
| 1544 | 1476 } |
| 1477 | |
| 1478 if (zap_lookup(spa->spa_meta_objset, | |
| 1479 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_SYNC_BPLIST, | |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1480 sizeof (uint64_t), 1, &spa->spa_deferred_bplist_obj) != 0) { |
| 1544 | 1481 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
| 1482 VDEV_AUX_CORRUPT_DATA); | |
| 1483 error = EIO; | |
| 1484 goto out; | |
| 789 | 1485 } |
| 1486 | |
| 1544 | 1487 /* |
| 2082 | 1488 * Load the bit that tells us to use the new accounting function |
| 1489 * (raid-z deflation). If we have an older pool, this will not | |
| 1490 * be present. | |
| 1491 */ | |
| 1492 error = zap_lookup(spa->spa_meta_objset, | |
| 1493 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_DEFLATE, | |
| 1494 sizeof (uint64_t), 1, &spa->spa_deflate); | |
| 1495 if (error != 0 && error != ENOENT) { | |
| 1496 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1497 VDEV_AUX_CORRUPT_DATA); | |
| 1498 error = EIO; | |
| 1499 goto out; | |
| 1500 } | |
| 1501 | |
| 1502 /* | |
| 1544 | 1503 * Load the persistent error log. If we have an older pool, this will |
| 1504 * not be present. | |
| 1505 */ | |
| 1506 error = zap_lookup(spa->spa_meta_objset, | |
| 1507 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_ERRLOG_LAST, | |
| 1508 sizeof (uint64_t), 1, &spa->spa_errlog_last); | |
|
1807
35c8b566d7af
6410711 intent log blocks don't get invited to pool parties
bonwick
parents:
1775
diff
changeset
|
1509 if (error != 0 && error != ENOENT) { |
| 1544 | 1510 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
| 1511 VDEV_AUX_CORRUPT_DATA); | |
| 1512 error = EIO; | |
| 1513 goto out; | |
| 1514 } | |
| 1515 | |
| 1516 error = zap_lookup(spa->spa_meta_objset, | |
| 1517 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_ERRLOG_SCRUB, | |
| 1518 sizeof (uint64_t), 1, &spa->spa_errlog_scrub); | |
| 1519 if (error != 0 && error != ENOENT) { | |
| 1520 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1521 VDEV_AUX_CORRUPT_DATA); | |
| 1522 error = EIO; | |
| 1523 goto out; | |
| 1524 } | |
| 789 | 1525 |
| 1526 /* | |
| 2926 | 1527 * Load the history object. If we have an older pool, this |
| 1528 * will not be present. | |
| 1529 */ | |
| 1530 error = zap_lookup(spa->spa_meta_objset, | |
| 1531 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_HISTORY, | |
| 1532 sizeof (uint64_t), 1, &spa->spa_history); | |
| 1533 if (error != 0 && error != ENOENT) { | |
| 1534 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1535 VDEV_AUX_CORRUPT_DATA); | |
| 1536 error = EIO; | |
| 1537 goto out; | |
| 1538 } | |
| 1539 | |
| 1540 /* | |
| 2082 | 1541 * Load any hot spares for this pool. |
| 1542 */ | |
| 1543 error = zap_lookup(spa->spa_meta_objset, DMU_POOL_DIRECTORY_OBJECT, | |
| 5450 | 1544 DMU_POOL_SPARES, sizeof (uint64_t), 1, &spa->spa_spares.sav_object); |
| 2082 | 1545 if (error != 0 && error != ENOENT) { |
| 1546 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1547 VDEV_AUX_CORRUPT_DATA); | |
| 1548 error = EIO; | |
| 1549 goto out; | |
| 1550 } | |
| 1551 if (error == 0) { | |
| 4577 | 1552 ASSERT(spa_version(spa) >= SPA_VERSION_SPARES); |
| 5450 | 1553 if (load_nvlist(spa, spa->spa_spares.sav_object, |
| 1554 &spa->spa_spares.sav_config) != 0) { | |
| 2082 | 1555 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
| 1556 VDEV_AUX_CORRUPT_DATA); | |
| 1557 error = EIO; | |
| 1558 goto out; | |
| 1559 } | |
| 1560 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1561 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 2082 | 1562 spa_load_spares(spa); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1563 spa_config_exit(spa, SCL_ALL, FTAG); |
| 2082 | 1564 } |
| 1565 | |
| 5450 | 1566 /* |
| 1567 * Load any level 2 ARC devices for this pool. | |
| 1568 */ | |
| 1569 error = zap_lookup(spa->spa_meta_objset, DMU_POOL_DIRECTORY_OBJECT, | |
| 1570 DMU_POOL_L2CACHE, sizeof (uint64_t), 1, | |
| 1571 &spa->spa_l2cache.sav_object); | |
| 1572 if (error != 0 && error != ENOENT) { | |
| 1573 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1574 VDEV_AUX_CORRUPT_DATA); | |
| 1575 error = EIO; | |
| 1576 goto out; | |
| 1577 } | |
| 1578 if (error == 0) { | |
| 1579 ASSERT(spa_version(spa) >= SPA_VERSION_L2CACHE); | |
| 1580 if (load_nvlist(spa, spa->spa_l2cache.sav_object, | |
| 1581 &spa->spa_l2cache.sav_config) != 0) { | |
| 1582 vdev_set_state(rvd, B_TRUE, | |
| 1583 VDEV_STATE_CANT_OPEN, | |
| 1584 VDEV_AUX_CORRUPT_DATA); | |
| 1585 error = EIO; | |
| 1586 goto out; | |
| 1587 } | |
| 1588 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1589 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 5450 | 1590 spa_load_l2cache(spa); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1591 spa_config_exit(spa, SCL_ALL, FTAG); |
| 5450 | 1592 } |
| 1593 | |
| 5094 | 1594 spa->spa_delegation = zpool_prop_default_numeric(ZPOOL_PROP_DELEGATION); |
| 4543 | 1595 |
| 3912 | 1596 error = zap_lookup(spa->spa_meta_objset, DMU_POOL_DIRECTORY_OBJECT, |
| 1597 DMU_POOL_PROPS, sizeof (uint64_t), 1, &spa->spa_pool_props_object); | |
| 1598 | |
| 1599 if (error && error != ENOENT) { | |
| 1600 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, | |
| 1601 VDEV_AUX_CORRUPT_DATA); | |
| 1602 error = EIO; | |
| 1603 goto out; | |
| 1604 } | |
| 1605 | |
| 1606 if (error == 0) { | |
| 1607 (void) zap_lookup(spa->spa_meta_objset, | |
| 1608 spa->spa_pool_props_object, | |
| 4451 | 1609 zpool_prop_to_name(ZPOOL_PROP_BOOTFS), |
| 3912 | 1610 sizeof (uint64_t), 1, &spa->spa_bootfs); |
| 4451 | 1611 (void) zap_lookup(spa->spa_meta_objset, |
| 1612 spa->spa_pool_props_object, | |
| 1613 zpool_prop_to_name(ZPOOL_PROP_AUTOREPLACE), | |
| 1614 sizeof (uint64_t), 1, &autoreplace); | |
|
10672
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1615 spa->spa_autoreplace = (autoreplace != 0); |
| 4543 | 1616 (void) zap_lookup(spa->spa_meta_objset, |
| 1617 spa->spa_pool_props_object, | |
| 1618 zpool_prop_to_name(ZPOOL_PROP_DELEGATION), | |
| 1619 sizeof (uint64_t), 1, &spa->spa_delegation); | |
| 5329 | 1620 (void) zap_lookup(spa->spa_meta_objset, |
| 1621 spa->spa_pool_props_object, | |
| 1622 zpool_prop_to_name(ZPOOL_PROP_FAILUREMODE), | |
| 1623 sizeof (uint64_t), 1, &spa->spa_failmode); | |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1624 (void) zap_lookup(spa->spa_meta_objset, |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1625 spa->spa_pool_props_object, |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1626 zpool_prop_to_name(ZPOOL_PROP_AUTOEXPAND), |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
1627 sizeof (uint64_t), 1, &spa->spa_autoexpand); |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1628 (void) zap_lookup(spa->spa_meta_objset, |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1629 spa->spa_pool_props_object, |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1630 zpool_prop_to_name(ZPOOL_PROP_DEDUPDITTO), |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1631 sizeof (uint64_t), 1, &spa->spa_dedup_ditto); |
| 3912 | 1632 } |
| 1633 | |
| 2082 | 1634 /* |
| 4451 | 1635 * If the 'autoreplace' property is set, then post a resource notifying |
| 1636 * the ZFS DE that it should not issue any faults for unopenable | |
| 1637 * devices. We also iterate over the vdevs, and post a sysevent for any | |
| 1638 * unopenable vdevs so that the normal autoreplace handler can take | |
| 1639 * over. | |
| 1640 */ | |
|
10672
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1641 if (spa->spa_autoreplace && state != SPA_LOAD_TRYIMPORT) { |
| 4451 | 1642 spa_check_removed(spa->spa_root_vdev); |
|
10672
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1643 /* |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1644 * For the import case, this is done in spa_import(), because |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1645 * at this point we're using the spare definitions from |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1646 * the MOS config, not necessarily from the userland config. |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1647 */ |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1648 if (state != SPA_LOAD_IMPORT) { |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1649 spa_aux_check_removed(&spa->spa_spares); |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1650 spa_aux_check_removed(&spa->spa_l2cache); |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1651 } |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
1652 } |
| 4451 | 1653 |
| 1654 /* | |
|
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1655 * Load the vdev state for all toplevel vdevs. |
| 789 | 1656 */ |
|
1986
628267397204
6424405 zpool import destroyed_pool can damage existing pool using same devices
eschrock
parents:
1807
diff
changeset
|
1657 vdev_load(rvd); |
| 789 | 1658 |
| 1659 /* | |
| 1660 * Propagate the leaf DTLs we just loaded all the way up the tree. | |
| 1661 */ | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1662 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 789 | 1663 vdev_dtl_reassess(rvd, 0, 0, B_FALSE); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1664 spa_config_exit(spa, SCL_ALL, FTAG); |
| 789 | 1665 |
| 1666 /* | |
| 1667 * Check the state of the root vdev. If it can't be opened, it | |
| 1668 * indicates one or more toplevel vdevs are faulted. | |
| 1669 */ | |
| 1544 | 1670 if (rvd->vdev_state <= VDEV_STATE_CANT_OPEN) { |
| 1671 error = ENXIO; | |
| 1672 goto out; | |
| 1673 } | |
| 789 | 1674 |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1675 /* |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1676 * Load the DDTs (dedup tables). |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1677 */ |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1678 error = ddt_load(spa); |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1679 if (error != 0) { |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1680 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1681 VDEV_AUX_CORRUPT_DATA); |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1682 error = EIO; |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1683 goto out; |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1684 } |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1685 |
|
10956
0c81acaaf614
6897693 deduplication can only go so far
George Wilson <George.Wilson@Sun.COM>
parents:
10950
diff
changeset
|
1686 spa_update_dspace(spa); |
|
0c81acaaf614
6897693 deduplication can only go so far
George Wilson <George.Wilson@Sun.COM>
parents:
10950
diff
changeset
|
1687 |
|
10921
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
1688 if (state != SPA_LOAD_TRYIMPORT) { |
|
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
1689 error = spa_load_verify(spa); |
|
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
1690 if (error) { |
|
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
1691 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
|
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
1692 VDEV_AUX_CORRUPT_DATA); |
|
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
1693 goto out; |
|
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
1694 } |
|
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
1695 } |
|
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
1696 |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1697 /* |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1698 * Load the intent log state and check log integrity. |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1699 */ |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1700 VERIFY(nvlist_lookup_nvlist(nvconfig, ZPOOL_CONFIG_VDEV_TREE, |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1701 &nvroot) == 0); |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1702 spa_load_log_state(spa, nvroot); |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1703 nvlist_free(nvconfig); |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1704 |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1705 if (spa_check_logs(spa)) { |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1706 vdev_set_state(rvd, B_TRUE, VDEV_STATE_CANT_OPEN, |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1707 VDEV_AUX_BAD_LOG); |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1708 error = ENXIO; |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1709 ereport = FM_EREPORT_ZFS_LOG_REPLAY; |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1710 goto out; |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1711 } |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1712 |
|
10921
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
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diff
changeset
|
1713 if (spa_writeable(spa) && (state == SPA_LOAD_RECOVER || |
|
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|
1714 spa->spa_load_max_txg == UINT64_MAX)) { |
|
1635
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6398664 zpool detach: missing argument to error message causes core dump
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diff
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|
1715 dmu_tx_t *tx; |
|
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parents:
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diff
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|
1716 int need_update = B_FALSE; |
|
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|
1717 |
|
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|
1718 ASSERT(state != SPA_LOAD_TRYIMPORT); |
|
1601
438b928f80c7
6397197 ADVANCE_ZIL should only visit claimed-but-not-yet-replayed logs
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diff
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|
1719 |
|
1635
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diff
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|
1720 /* |
|
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6398664 zpool detach: missing argument to error message causes core dump
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diff
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|
1721 * Claim log blocks that haven't been committed yet. |
|
0ab1193d47cb
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parents:
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diff
changeset
|
1722 * This must all happen in a single txg. |
|
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e2081f502306
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
1723 * Note: spa_claim_max_txg is updated by spa_claim_notify(), |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
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diff
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|
1724 * invoked from zil_claim_log_block()'s i/o done callback. |
|
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diff
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|
1725 * Price of rollback is that we abandon the log. |
|
1635
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diff
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|
1726 */ |
|
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diff
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|
1727 spa->spa_claiming = B_TRUE; |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
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diff
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|
1728 |
|
1601
438b928f80c7
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parents:
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diff
changeset
|
1729 tx = dmu_tx_create_assigned(spa_get_dsl(spa), |
| 789 | 1730 spa_first_txg(spa)); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
1731 (void) dmu_objset_find(spa_name(spa), |
| 2417 | 1732 zil_claim, tx, DS_FIND_CHILDREN); |
| 789 | 1733 dmu_tx_commit(tx); |
| 1734 | |
|
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|
1735 spa->spa_claiming = B_FALSE; |
|
e2081f502306
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diff
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|
1736 |
|
9701
cc5b64682e64
6803605 should be able to offline log devices
George Wilson <George.Wilson@Sun.COM>
parents:
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diff
changeset
|
1737 spa->spa_log_state = SPA_LOG_GOOD; |
| 789 | 1738 spa->spa_sync_on = B_TRUE; |
| 1739 txg_sync_start(spa->spa_dsl_pool); | |
| 1740 | |
| 1741 /* | |
|
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diff
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|
1742 * Wait for all claims to sync. We sync up to the highest |
|
e2081f502306
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diff
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|
1743 * claimed log block birth time so that claimed log blocks |
|
e2081f502306
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diff
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|
1744 * don't appear to be from the future. spa_claim_max_txg |
|
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diff
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|
1745 * will have been set for us by either zil_check_log_chain() |
|
e2081f502306
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|
1746 * (invoked from spa_check_logs()) or zil_claim() above. |
| 789 | 1747 */ |
|
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|
1748 txg_wait_synced(spa->spa_dsl_pool, spa->spa_claim_max_txg); |
|
1585
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diff
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|
1749 |
|
4ad213e858a9
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diff
changeset
|
1750 /* |
|
1635
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|
1751 * If the config cache is stale, or we have uninitialized |
|
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diff
changeset
|
1752 * metaslabs (see spa_vdev_add()), then update the config. |
|
10100
4a6965f6bef8
6856634 snv_117 not booting: zfs_parse_bootfs: error2
Lin Ling <Lin.Ling@Sun.COM>
parents:
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diff
changeset
|
1753 * |
|
4a6965f6bef8
6856634 snv_117 not booting: zfs_parse_bootfs: error2
Lin Ling <Lin.Ling@Sun.COM>
parents:
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diff
changeset
|
1754 * If spa_load_verbatim is true, trust the current |
|
4a6965f6bef8
6856634 snv_117 not booting: zfs_parse_bootfs: error2
Lin Ling <Lin.Ling@Sun.COM>
parents:
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diff
changeset
|
1755 * in-core spa_config and update the disk labels. |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
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diff
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|
1756 */ |
|
1635
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|
1757 if (config_cache_txg != spa->spa_config_txg || |
|
10921
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diff
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|
1758 state == SPA_LOAD_IMPORT || spa->spa_load_verbatim || |
|
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|
1759 state == SPA_LOAD_RECOVER) |
|
1635
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changeset
|
1760 need_update = B_TRUE; |
|
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changeset
|
1761 |
|
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|
1762 for (int c = 0; c < rvd->vdev_children; c++) |
|
1635
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|
1763 if (rvd->vdev_child[c]->vdev_ms_array == 0) |
|
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changeset
|
1764 need_update = B_TRUE; |
|
1585
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|
1765 |
|
4ad213e858a9
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diff
changeset
|
1766 /* |
|
1635
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changeset
|
1767 * Update the config cache asychronously in case we're the |
|
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|
1768 * root pool, in which case the config cache isn't writable yet. |
|
1585
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changeset
|
1769 */ |
|
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changeset
|
1770 if (need_update) |
|
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changeset
|
1771 spa_async_request(spa, SPA_ASYNC_CONFIG_UPDATE); |
|
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|
1772 |
|
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|
1773 /* |
|
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|
1774 * Check all DTLs to see if anything needs resilvering. |
|
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|
1775 */ |
|
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changeset
|
1776 if (vdev_resilver_needed(rvd, NULL, NULL)) |
|
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diff
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|
1777 spa_async_request(spa, SPA_ASYNC_RESILVER); |
|
10298
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6860996 %temporary clones are not automatically destroyed on error
Matthew Ahrens <Matthew.Ahrens@Sun.COM>
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diff
changeset
|
1778 |
|
a0d52501437c
6860996 %temporary clones are not automatically destroyed on error
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diff
changeset
|
1779 /* |
|
a0d52501437c
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diff
changeset
|
1780 * Delete any inconsistent datasets. |
|
a0d52501437c
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diff
changeset
|
1781 */ |
|
a0d52501437c
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diff
changeset
|
1782 (void) dmu_objset_find(spa_name(spa), |
|
a0d52501437c
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changeset
|
1783 dsl_destroy_inconsistent, NULL, DS_FIND_CHILDREN); |
|
10342
108f0058f837
6833815 scheduled snapshots deleted per snapshot policy can lead to replication failures
Chris Kirby <chris.kirby@sun.com>
parents:
10298
diff
changeset
|
1784 |
|
108f0058f837
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parents:
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diff
changeset
|
1785 /* |
|
108f0058f837
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diff
changeset
|
1786 * Clean up any stale temporary dataset userrefs. |
|
108f0058f837
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diff
changeset
|
1787 */ |
|
108f0058f837
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diff
changeset
|
1788 dsl_pool_clean_tmp_userrefs(spa->spa_dsl_pool); |
| 789 | 1789 } |
| 1790 | |
| 1544 | 1791 error = 0; |
| 1792 out: | |
|
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diff
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|
1793 |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
1794 spa->spa_minref = refcount_count(&spa->spa_refcount); |
| 2082 | 1795 if (error && error != EBADF) |
| 7294 | 1796 zfs_ereport_post(ereport, spa, NULL, NULL, 0, 0); |
| 1544 | 1797 spa->spa_load_state = SPA_LOAD_NONE; |
| 1798 spa->spa_ena = 0; | |
| 1799 | |
| 1800 return (error); | |
| 789 | 1801 } |
| 1802 | |
|
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|
1803 static int |
|
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changeset
|
1804 spa_load_retry(spa_t *spa, spa_load_state_t state, int mosconfig) |
|
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|
1805 { |
|
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|
1806 spa_unload(spa); |
|
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|
1807 spa_deactivate(spa); |
|
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|
1808 |
|
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|
1809 spa->spa_load_max_txg--; |
|
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|
1810 |
|
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changeset
|
1811 spa_activate(spa, spa_mode_global); |
|
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|
1812 spa_async_suspend(spa); |
|
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|
1813 |
|
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|
1814 return (spa_load(spa, state, mosconfig)); |
|
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|
1815 } |
|
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|
1816 |
|
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|
1817 static int |
|
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changeset
|
1818 spa_load_best(spa_t *spa, spa_load_state_t state, int mosconfig, |
|
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|
1819 uint64_t max_request, boolean_t extreme) |
|
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|
1820 { |
|
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|
1821 nvlist_t *config = NULL; |
|
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|
1822 int load_error, rewind_error; |
|
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|
1823 uint64_t safe_rollback_txg; |
|
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changeset
|
1824 uint64_t min_txg; |
|
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|
1825 |
|
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|
1826 if (spa->spa_load_txg && state == SPA_LOAD_RECOVER) |
|
8aac17999e4d
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changeset
|
1827 spa->spa_load_max_txg = spa->spa_load_txg; |
|
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|
1828 else |
|
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changeset
|
1829 spa->spa_load_max_txg = max_request; |
|
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|
1830 |
|
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changeset
|
1831 load_error = rewind_error = spa_load(spa, state, mosconfig); |
|
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|
1832 if (load_error == 0) |
|
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changeset
|
1833 return (0); |
|
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|
1834 |
|
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changeset
|
1835 if (spa->spa_root_vdev != NULL) |
|
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changeset
|
1836 config = spa_config_generate(spa, NULL, -1ULL, B_TRUE); |
|
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|
1837 |
|
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changeset
|
1838 spa->spa_last_ubsync_txg = spa->spa_uberblock.ub_txg; |
|
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|
1839 spa->spa_last_ubsync_txg_ts = spa->spa_uberblock.ub_timestamp; |
|
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1840 |
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1841 /* specific txg requested */ |
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1842 if (spa->spa_load_max_txg != UINT64_MAX && !extreme) { |
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1843 nvlist_free(config); |
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1844 return (load_error); |
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1845 } |
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1846 |
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1847 /* Price of rolling back is discarding txgs, including log */ |
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1848 if (state == SPA_LOAD_RECOVER) |
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1849 spa->spa_log_state = SPA_LOG_CLEAR; |
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1850 |
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1851 spa->spa_load_max_txg = spa->spa_uberblock.ub_txg; |
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1852 safe_rollback_txg = spa->spa_uberblock.ub_txg - TXG_DEFER_SIZE; |
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1853 |
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1854 min_txg = extreme ? TXG_INITIAL : safe_rollback_txg; |
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1855 while (rewind_error && (spa->spa_uberblock.ub_txg >= min_txg)) { |
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1856 if (spa->spa_load_max_txg < safe_rollback_txg) |
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1857 spa->spa_extreme_rewind = B_TRUE; |
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1858 rewind_error = spa_load_retry(spa, state, mosconfig); |
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1859 } |
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1860 |
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1861 if (config) |
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1862 spa_rewind_data_to_nvlist(spa, config); |
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1863 |
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1864 spa->spa_extreme_rewind = B_FALSE; |
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1865 spa->spa_load_max_txg = UINT64_MAX; |
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1866 |
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1867 if (config && (rewind_error || state != SPA_LOAD_RECOVER)) |
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1868 spa_config_set(spa, config); |
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1869 |
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1870 return (state == SPA_LOAD_RECOVER ? rewind_error : load_error); |
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1871 } |
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1872 |
| 789 | 1873 /* |
| 1874 * Pool Open/Import | |
| 1875 * | |
| 1876 * The import case is identical to an open except that the configuration is sent | |
| 1877 * down from userland, instead of grabbed from the configuration cache. For the | |
| 1878 * case of an open, the pool configuration will exist in the | |
| 4451 | 1879 * POOL_STATE_UNINITIALIZED state. |
| 789 | 1880 * |
| 1881 * The stats information (gen/count/ustats) is used to gather vdev statistics at | |
| 1882 * the same time open the pool, without having to keep around the spa_t in some | |
| 1883 * ambiguous state. | |
| 1884 */ | |
| 1885 static int | |
|
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1886 spa_open_common(const char *pool, spa_t **spapp, void *tag, nvlist_t *nvpolicy, |
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1887 nvlist_t **config) |
| 789 | 1888 { |
| 1889 spa_t *spa; | |
|
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1890 boolean_t norewind; |
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1891 boolean_t extreme; |
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1892 zpool_rewind_policy_t policy; |
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1893 spa_load_state_t state = SPA_LOAD_OPEN; |
| 789 | 1894 int error; |
| 1895 int locked = B_FALSE; | |
| 1896 | |
| 1897 *spapp = NULL; | |
| 1898 | |
|
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1899 zpool_get_rewind_policy(nvpolicy, &policy); |
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1900 if (policy.zrp_request & ZPOOL_DO_REWIND) |
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1901 state = SPA_LOAD_RECOVER; |
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1902 norewind = (policy.zrp_request == ZPOOL_NO_REWIND); |
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1903 extreme = ((policy.zrp_request & ZPOOL_EXTREME_REWIND) != 0); |
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1904 |
| 789 | 1905 /* |
| 1906 * As disgusting as this is, we need to support recursive calls to this | |
| 1907 * function because dsl_dir_open() is called during spa_load(), and ends | |
| 1908 * up calling spa_open() again. The real fix is to figure out how to | |
| 1909 * avoid dsl_dir_open() calling this in the first place. | |
| 1910 */ | |
| 1911 if (mutex_owner(&spa_namespace_lock) != curthread) { | |
| 1912 mutex_enter(&spa_namespace_lock); | |
| 1913 locked = B_TRUE; | |
| 1914 } | |
| 1915 | |
| 1916 if ((spa = spa_lookup(pool)) == NULL) { | |
| 1917 if (locked) | |
| 1918 mutex_exit(&spa_namespace_lock); | |
| 1919 return (ENOENT); | |
| 1920 } | |
|
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1921 |
| 789 | 1922 if (spa->spa_state == POOL_STATE_UNINITIALIZED) { |
| 1923 | |
|
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1924 spa_activate(spa, spa_mode_global); |
| 789 | 1925 |
|
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1926 if (spa->spa_last_open_failed && norewind) { |
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1927 if (config != NULL && spa->spa_config) |
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1928 VERIFY(nvlist_dup(spa->spa_config, |
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1929 config, KM_SLEEP) == 0); |
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1930 spa_deactivate(spa); |
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1931 if (locked) |
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1932 mutex_exit(&spa_namespace_lock); |
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1933 return (spa->spa_last_open_failed); |
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1934 } |
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1935 |
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1936 if (state != SPA_LOAD_RECOVER) |
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1937 spa->spa_last_ubsync_txg = spa->spa_load_txg = 0; |
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1938 |
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1939 error = spa_load_best(spa, state, B_FALSE, policy.zrp_txg, |
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1940 extreme); |
| 789 | 1941 |
| 1942 if (error == EBADF) { | |
| 1943 /* | |
|
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1944 * If vdev_validate() returns failure (indicated by |
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1945 * EBADF), it indicates that one of the vdevs indicates |
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1946 * that the pool has been exported or destroyed. If |
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1947 * this is the case, the config cache is out of sync and |
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1948 * we should remove the pool from the namespace. |
| 789 | 1949 */ |
| 1950 spa_unload(spa); | |
| 1951 spa_deactivate(spa); | |
|
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1952 spa_config_sync(spa, B_TRUE, B_TRUE); |
| 789 | 1953 spa_remove(spa); |
| 1954 if (locked) | |
| 1955 mutex_exit(&spa_namespace_lock); | |
| 1956 return (ENOENT); | |
| 1544 | 1957 } |
| 1958 | |
| 1959 if (error) { | |
| 789 | 1960 /* |
| 1961 * We can't open the pool, but we still have useful | |
| 1962 * information: the state of each vdev after the | |
| 1963 * attempted vdev_open(). Return this to the user. | |
| 1964 */ | |
|
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1965 if (config != NULL && spa->spa_config) |
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1966 VERIFY(nvlist_dup(spa->spa_config, config, |
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1967 KM_SLEEP) == 0); |
| 789 | 1968 spa_unload(spa); |
| 1969 spa_deactivate(spa); | |
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1970 spa->spa_last_open_failed = error; |
| 789 | 1971 if (locked) |
| 1972 mutex_exit(&spa_namespace_lock); | |
| 1973 *spapp = NULL; | |
| 1974 return (error); | |
| 1975 } | |
|
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1976 |
| 789 | 1977 } |
| 1978 | |
| 1979 spa_open_ref(spa, tag); | |
| 4451 | 1980 |
|
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1981 spa->spa_last_open_failed = 0; |
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1982 |
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1983 if (config != NULL) |
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1984 *config = spa_config_generate(spa, NULL, -1ULL, B_TRUE); |
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1985 |
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1986 spa->spa_last_ubsync_txg = 0; |
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1987 spa->spa_load_txg = 0; |
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1988 |
| 789 | 1989 if (locked) |
| 1990 mutex_exit(&spa_namespace_lock); | |
| 1991 | |
| 1992 *spapp = spa; | |
| 1993 | |
| 1994 return (0); | |
| 1995 } | |
| 1996 | |
| 1997 int | |
|
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1998 spa_open_rewind(const char *name, spa_t **spapp, void *tag, nvlist_t *policy, |
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1999 nvlist_t **config) |
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2000 { |
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2001 return (spa_open_common(name, spapp, tag, policy, config)); |
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2002 } |
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2003 |
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2004 int |
| 789 | 2005 spa_open(const char *name, spa_t **spapp, void *tag) |
| 2006 { | |
|
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2007 return (spa_open_common(name, spapp, tag, NULL, NULL)); |
| 789 | 2008 } |
| 2009 | |
| 1544 | 2010 /* |
| 2011 * Lookup the given spa_t, incrementing the inject count in the process, | |
| 2012 * preventing it from being exported or destroyed. | |
| 2013 */ | |
| 2014 spa_t * | |
| 2015 spa_inject_addref(char *name) | |
| 2016 { | |
| 2017 spa_t *spa; | |
| 2018 | |
| 2019 mutex_enter(&spa_namespace_lock); | |
| 2020 if ((spa = spa_lookup(name)) == NULL) { | |
| 2021 mutex_exit(&spa_namespace_lock); | |
| 2022 return (NULL); | |
| 2023 } | |
| 2024 spa->spa_inject_ref++; | |
| 2025 mutex_exit(&spa_namespace_lock); | |
| 2026 | |
| 2027 return (spa); | |
| 2028 } | |
| 2029 | |
| 2030 void | |
| 2031 spa_inject_delref(spa_t *spa) | |
| 2032 { | |
| 2033 mutex_enter(&spa_namespace_lock); | |
| 2034 spa->spa_inject_ref--; | |
| 2035 mutex_exit(&spa_namespace_lock); | |
| 2036 } | |
| 2037 | |
| 5450 | 2038 /* |
| 2039 * Add spares device information to the nvlist. | |
| 2040 */ | |
| 2082 | 2041 static void |
| 2042 spa_add_spares(spa_t *spa, nvlist_t *config) | |
| 2043 { | |
| 2044 nvlist_t **spares; | |
| 2045 uint_t i, nspares; | |
| 2046 nvlist_t *nvroot; | |
| 2047 uint64_t guid; | |
| 2048 vdev_stat_t *vs; | |
| 2049 uint_t vsc; | |
|
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2050 uint64_t pool; |
| 2082 | 2051 |
|
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2052 ASSERT(spa_config_held(spa, SCL_CONFIG, RW_READER)); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2053 |
| 5450 | 2054 if (spa->spa_spares.sav_count == 0) |
| 2082 | 2055 return; |
| 2056 | |
| 2057 VERIFY(nvlist_lookup_nvlist(config, | |
| 2058 ZPOOL_CONFIG_VDEV_TREE, &nvroot) == 0); | |
| 5450 | 2059 VERIFY(nvlist_lookup_nvlist_array(spa->spa_spares.sav_config, |
| 2082 | 2060 ZPOOL_CONFIG_SPARES, &spares, &nspares) == 0); |
| 2061 if (nspares != 0) { | |
| 2062 VERIFY(nvlist_add_nvlist_array(nvroot, | |
| 2063 ZPOOL_CONFIG_SPARES, spares, nspares) == 0); | |
| 2064 VERIFY(nvlist_lookup_nvlist_array(nvroot, | |
| 2065 ZPOOL_CONFIG_SPARES, &spares, &nspares) == 0); | |
| 2066 | |
| 2067 /* | |
| 2068 * Go through and find any spares which have since been | |
| 2069 * repurposed as an active spare. If this is the case, update | |
| 2070 * their status appropriately. | |
| 2071 */ | |
| 2072 for (i = 0; i < nspares; i++) { | |
| 2073 VERIFY(nvlist_lookup_uint64(spares[i], | |
| 2074 ZPOOL_CONFIG_GUID, &guid) == 0); | |
|
7214
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
2075 if (spa_spare_exists(guid, &pool, NULL) && |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
2076 pool != 0ULL) { |
| 2082 | 2077 VERIFY(nvlist_lookup_uint64_array( |
| 2078 spares[i], ZPOOL_CONFIG_STATS, | |
| 2079 (uint64_t **)&vs, &vsc) == 0); | |
| 2080 vs->vs_state = VDEV_STATE_CANT_OPEN; | |
| 2081 vs->vs_aux = VDEV_AUX_SPARED; | |
| 2082 } | |
| 2083 } | |
| 2084 } | |
| 2085 } | |
| 2086 | |
| 5450 | 2087 /* |
| 2088 * Add l2cache device information to the nvlist, including vdev stats. | |
| 2089 */ | |
| 2090 static void | |
| 2091 spa_add_l2cache(spa_t *spa, nvlist_t *config) | |
| 2092 { | |
| 2093 nvlist_t **l2cache; | |
| 2094 uint_t i, j, nl2cache; | |
| 2095 nvlist_t *nvroot; | |
| 2096 uint64_t guid; | |
| 2097 vdev_t *vd; | |
| 2098 vdev_stat_t *vs; | |
| 2099 uint_t vsc; | |
| 2100 | |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2101 ASSERT(spa_config_held(spa, SCL_CONFIG, RW_READER)); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2102 |
| 5450 | 2103 if (spa->spa_l2cache.sav_count == 0) |
| 2104 return; | |
| 2105 | |
| 2106 VERIFY(nvlist_lookup_nvlist(config, | |
| 2107 ZPOOL_CONFIG_VDEV_TREE, &nvroot) == 0); | |
| 2108 VERIFY(nvlist_lookup_nvlist_array(spa->spa_l2cache.sav_config, | |
| 2109 ZPOOL_CONFIG_L2CACHE, &l2cache, &nl2cache) == 0); | |
| 2110 if (nl2cache != 0) { | |
| 2111 VERIFY(nvlist_add_nvlist_array(nvroot, | |
| 2112 ZPOOL_CONFIG_L2CACHE, l2cache, nl2cache) == 0); | |
| 2113 VERIFY(nvlist_lookup_nvlist_array(nvroot, | |
| 2114 ZPOOL_CONFIG_L2CACHE, &l2cache, &nl2cache) == 0); | |
| 2115 | |
| 2116 /* | |
| 2117 * Update level 2 cache device stats. | |
| 2118 */ | |
| 2119 | |
| 2120 for (i = 0; i < nl2cache; i++) { | |
| 2121 VERIFY(nvlist_lookup_uint64(l2cache[i], | |
| 2122 ZPOOL_CONFIG_GUID, &guid) == 0); | |
| 2123 | |
| 2124 vd = NULL; | |
| 2125 for (j = 0; j < spa->spa_l2cache.sav_count; j++) { | |
| 2126 if (guid == | |
| 2127 spa->spa_l2cache.sav_vdevs[j]->vdev_guid) { | |
| 2128 vd = spa->spa_l2cache.sav_vdevs[j]; | |
| 2129 break; | |
| 2130 } | |
| 2131 } | |
| 2132 ASSERT(vd != NULL); | |
| 2133 | |
| 2134 VERIFY(nvlist_lookup_uint64_array(l2cache[i], | |
| 2135 ZPOOL_CONFIG_STATS, (uint64_t **)&vs, &vsc) == 0); | |
| 2136 vdev_get_stats(vd, vs); | |
| 2137 } | |
| 2138 } | |
| 2139 } | |
| 2140 | |
| 789 | 2141 int |
| 1544 | 2142 spa_get_stats(const char *name, nvlist_t **config, char *altroot, size_t buflen) |
| 789 | 2143 { |
| 2144 int error; | |
| 2145 spa_t *spa; | |
| 2146 | |
| 2147 *config = NULL; | |
|
10921
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
2148 error = spa_open_common(name, &spa, FTAG, NULL, config); |
| 789 | 2149 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2150 if (spa != NULL) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2151 /* |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2152 * This still leaves a window of inconsistency where the spares |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2153 * or l2cache devices could change and the config would be |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2154 * self-inconsistent. |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2155 */ |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2156 spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2157 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2158 if (*config != NULL) { |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2159 VERIFY(nvlist_add_uint64(*config, |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2160 ZPOOL_CONFIG_ERRCOUNT, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2161 spa_get_errlog_size(spa)) == 0); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2162 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2163 if (spa_suspended(spa)) |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2164 VERIFY(nvlist_add_uint64(*config, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2165 ZPOOL_CONFIG_SUSPENDED, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2166 spa->spa_failmode) == 0); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2167 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2168 spa_add_spares(spa, *config); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2169 spa_add_l2cache(spa, *config); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2170 } |
| 2082 | 2171 } |
| 2172 | |
| 1544 | 2173 /* |
| 2174 * We want to get the alternate root even for faulted pools, so we cheat | |
| 2175 * and call spa_lookup() directly. | |
| 2176 */ | |
| 2177 if (altroot) { | |
| 2178 if (spa == NULL) { | |
| 2179 mutex_enter(&spa_namespace_lock); | |
| 2180 spa = spa_lookup(name); | |
| 2181 if (spa) | |
| 2182 spa_altroot(spa, altroot, buflen); | |
| 2183 else | |
| 2184 altroot[0] = '\0'; | |
| 2185 spa = NULL; | |
| 2186 mutex_exit(&spa_namespace_lock); | |
| 2187 } else { | |
| 2188 spa_altroot(spa, altroot, buflen); | |
| 2189 } | |
| 2190 } | |
| 2191 | |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2192 if (spa != NULL) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2193 spa_config_exit(spa, SCL_CONFIG, FTAG); |
| 789 | 2194 spa_close(spa, FTAG); |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2195 } |
| 789 | 2196 |
| 2197 return (error); | |
| 2198 } | |
| 2199 | |
| 2200 /* | |
| 5450 | 2201 * Validate that the auxiliary device array is well formed. We must have an |
| 2202 * array of nvlists, each which describes a valid leaf vdev. If this is an | |
| 2203 * import (mode is VDEV_ALLOC_SPARE), then we allow corrupted spares to be | |
| 2204 * specified, as long as they are well-formed. | |
| 2082 | 2205 */ |
| 2206 static int | |
| 5450 | 2207 spa_validate_aux_devs(spa_t *spa, nvlist_t *nvroot, uint64_t crtxg, int mode, |
| 2208 spa_aux_vdev_t *sav, const char *config, uint64_t version, | |
| 2209 vdev_labeltype_t label) | |
| 2082 | 2210 { |
| 5450 | 2211 nvlist_t **dev; |
| 2212 uint_t i, ndev; | |
| 2082 | 2213 vdev_t *vd; |
| 2214 int error; | |
| 2215 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2216 ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2217 |
| 2082 | 2218 /* |
| 5450 | 2219 * It's acceptable to have no devs specified. |
| 2082 | 2220 */ |
| 5450 | 2221 if (nvlist_lookup_nvlist_array(nvroot, config, &dev, &ndev) != 0) |
| 2082 | 2222 return (0); |
| 2223 | |
| 5450 | 2224 if (ndev == 0) |
| 2082 | 2225 return (EINVAL); |
| 2226 | |
| 2227 /* | |
| 5450 | 2228 * Make sure the pool is formatted with a version that supports this |
| 2229 * device type. | |
| 2082 | 2230 */ |
| 5450 | 2231 if (spa_version(spa) < version) |
| 2082 | 2232 return (ENOTSUP); |
| 2233 | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2234 /* |
| 5450 | 2235 * Set the pending device list so we correctly handle device in-use |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2236 * checking. |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2237 */ |
| 5450 | 2238 sav->sav_pending = dev; |
| 2239 sav->sav_npending = ndev; | |
| 2240 | |
| 2241 for (i = 0; i < ndev; i++) { | |
| 2242 if ((error = spa_config_parse(spa, &vd, dev[i], NULL, 0, | |
| 2082 | 2243 mode)) != 0) |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2244 goto out; |
| 2082 | 2245 |
| 2246 if (!vd->vdev_ops->vdev_op_leaf) { | |
| 2247 vdev_free(vd); | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2248 error = EINVAL; |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2249 goto out; |
| 2082 | 2250 } |
| 2251 | |
| 5450 | 2252 /* |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2253 * The L2ARC currently only supports disk devices in |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2254 * kernel context. For user-level testing, we allow it. |
| 5450 | 2255 */ |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2256 #ifdef _KERNEL |
| 5450 | 2257 if ((strcmp(config, ZPOOL_CONFIG_L2CACHE) == 0) && |
| 2258 strcmp(vd->vdev_ops->vdev_op_type, VDEV_TYPE_DISK) != 0) { | |
| 2259 error = ENOTBLK; | |
| 2260 goto out; | |
| 2261 } | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2262 #endif |
| 2082 | 2263 vd->vdev_top = vd; |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2264 |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2265 if ((error = vdev_open(vd)) == 0 && |
| 5450 | 2266 (error = vdev_label_init(vd, crtxg, label)) == 0) { |
| 2267 VERIFY(nvlist_add_uint64(dev[i], ZPOOL_CONFIG_GUID, | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2268 vd->vdev_guid) == 0); |
| 2082 | 2269 } |
| 2270 | |
| 2271 vdev_free(vd); | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2272 |
| 5450 | 2273 if (error && |
| 2274 (mode != VDEV_ALLOC_SPARE && mode != VDEV_ALLOC_L2CACHE)) | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2275 goto out; |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2276 else |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2277 error = 0; |
| 2082 | 2278 } |
| 2279 | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2280 out: |
| 5450 | 2281 sav->sav_pending = NULL; |
| 2282 sav->sav_npending = 0; | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
2283 return (error); |
| 2082 | 2284 } |
| 2285 | |
| 5450 | 2286 static int |
| 2287 spa_validate_aux(spa_t *spa, nvlist_t *nvroot, uint64_t crtxg, int mode) | |
| 2288 { | |
| 2289 int error; | |
| 2290 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2291 ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
2292 |
| 5450 | 2293 if ((error = spa_validate_aux_devs(spa, nvroot, crtxg, mode, |
| 2294 &spa->spa_spares, ZPOOL_CONFIG_SPARES, SPA_VERSION_SPARES, | |
| 2295 VDEV_LABEL_SPARE)) != 0) { | |
| 2296 return (error); | |
| 2297 } | |
| 2298 | |
| 2299 return (spa_validate_aux_devs(spa, nvroot, crtxg, mode, | |
| 2300 &spa->spa_l2cache, ZPOOL_CONFIG_L2CACHE, SPA_VERSION_L2CACHE, | |
| 2301 VDEV_LABEL_L2CACHE)); | |
| 2302 } | |
| 2303 | |
| 2304 static void | |
| 2305 spa_set_aux_vdevs(spa_aux_vdev_t *sav, nvlist_t **devs, int ndevs, | |
| 2306 const char *config) | |
| 2307 { | |
| 2308 int i; | |
| 2309 | |
| 2310 if (sav->sav_config != NULL) { | |
| 2311 nvlist_t **olddevs; | |
| 2312 uint_t oldndevs; | |
| 2313 nvlist_t **newdevs; | |
| 2314 | |
| 2315 /* | |
| 2316 * Generate new dev list by concatentating with the | |
| 2317 * current dev list. | |
| 2318 */ | |
| 2319 VERIFY(nvlist_lookup_nvlist_array(sav->sav_config, config, | |
| 2320 &olddevs, &oldndevs) == 0); | |
| 2321 | |
| 2322 newdevs = kmem_alloc(sizeof (void *) * | |
| 2323 (ndevs + oldndevs), KM_SLEEP); | |
| 2324 for (i = 0; i < oldndevs; i++) | |
| 2325 VERIFY(nvlist_dup(olddevs[i], &newdevs[i], | |
| 2326 KM_SLEEP) == 0); | |
| 2327 for (i = 0; i < ndevs; i++) | |
| 2328 VERIFY(nvlist_dup(devs[i], &newdevs[i + oldndevs], | |
| 2329 KM_SLEEP) == 0); | |
| 2330 | |
| 2331 VERIFY(nvlist_remove(sav->sav_config, config, | |
| 2332 DATA_TYPE_NVLIST_ARRAY) == 0); | |
| 2333 | |
| 2334 VERIFY(nvlist_add_nvlist_array(sav->sav_config, | |
| 2335 config, newdevs, ndevs + oldndevs) == 0); | |
| 2336 for (i = 0; i < oldndevs + ndevs; i++) | |
| 2337 nvlist_free(newdevs[i]); | |
| 2338 kmem_free(newdevs, (oldndevs + ndevs) * sizeof (void *)); | |
| 2339 } else { | |
| 2340 /* | |
| 2341 * Generate a new dev list. | |
| 2342 */ | |
| 2343 VERIFY(nvlist_alloc(&sav->sav_config, NV_UNIQUE_NAME, | |
| 2344 KM_SLEEP) == 0); | |
| 2345 VERIFY(nvlist_add_nvlist_array(sav->sav_config, config, | |
| 2346 devs, ndevs) == 0); | |
| 2347 } | |
| 2348 } | |
| 2349 | |
| 2350 /* | |
| 2351 * Stop and drop level 2 ARC devices | |
| 2352 */ | |
| 2353 void | |
| 2354 spa_l2cache_drop(spa_t *spa) | |
| 2355 { | |
| 2356 vdev_t *vd; | |
| 2357 int i; | |
| 2358 spa_aux_vdev_t *sav = &spa->spa_l2cache; | |
| 2359 | |
| 2360 for (i = 0; i < sav->sav_count; i++) { | |
| 2361 uint64_t pool; | |
| 2362 | |
| 2363 vd = sav->sav_vdevs[i]; | |
| 2364 ASSERT(vd != NULL); | |
| 2365 | |
|
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diff
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|
2366 if (spa_l2cache_exists(vd->vdev_guid, &pool) && |
|
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diff
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|
2367 pool != 0ULL && l2arc_vdev_present(vd)) |
| 5450 | 2368 l2arc_remove_vdev(vd); |
| 2369 if (vd->vdev_isl2cache) | |
| 2370 spa_l2cache_remove(vd); | |
| 2371 vdev_clear_stats(vd); | |
| 2372 (void) vdev_close(vd); | |
| 2373 } | |
| 2374 } | |
| 2375 | |
| 2082 | 2376 /* |
| 789 | 2377 * Pool Creation |
| 2378 */ | |
| 2379 int | |
| 5094 | 2380 spa_create(const char *pool, nvlist_t *nvroot, nvlist_t *props, |
|
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diff
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|
2381 const char *history_str, nvlist_t *zplprops) |
| 789 | 2382 { |
| 2383 spa_t *spa; | |
| 5094 | 2384 char *altroot = NULL; |
|
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|
2385 vdev_t *rvd; |
| 789 | 2386 dsl_pool_t *dp; |
| 2387 dmu_tx_t *tx; | |
|
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George Wilson <George.Wilson@Sun.COM>
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diff
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|
2388 int error = 0; |
| 789 | 2389 uint64_t txg = TXG_INITIAL; |
| 5450 | 2390 nvlist_t **spares, **l2cache; |
| 2391 uint_t nspares, nl2cache; | |
| 5094 | 2392 uint64_t version; |
| 789 | 2393 |
| 2394 /* | |
| 2395 * If this pool already exists, return failure. | |
| 2396 */ | |
| 2397 mutex_enter(&spa_namespace_lock); | |
| 2398 if (spa_lookup(pool) != NULL) { | |
| 2399 mutex_exit(&spa_namespace_lock); | |
| 2400 return (EEXIST); | |
| 2401 } | |
| 2402 | |
| 2403 /* | |
| 2404 * Allocate a new spa_t structure. | |
| 2405 */ | |
| 5094 | 2406 (void) nvlist_lookup_string(props, |
| 2407 zpool_prop_to_name(ZPOOL_PROP_ALTROOT), &altroot); | |
|
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diff
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|
2408 spa = spa_add(pool, NULL, altroot); |
|
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diff
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|
2409 spa_activate(spa, spa_mode_global); |
| 789 | 2410 |
| 5094 | 2411 if (props && (error = spa_prop_validate(spa, props))) { |
| 2412 spa_deactivate(spa); | |
| 2413 spa_remove(spa); | |
|
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diff
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|
2414 mutex_exit(&spa_namespace_lock); |
| 5094 | 2415 return (error); |
| 2416 } | |
| 2417 | |
| 2418 if (nvlist_lookup_uint64(props, zpool_prop_to_name(ZPOOL_PROP_VERSION), | |
| 2419 &version) != 0) | |
| 2420 version = SPA_VERSION; | |
| 2421 ASSERT(version <= SPA_VERSION); | |
|
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|
2422 |
|
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diff
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|
2423 spa->spa_first_txg = txg; |
|
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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diff
changeset
|
2424 spa->spa_uberblock.ub_txg = txg - 1; |
| 5094 | 2425 spa->spa_uberblock.ub_version = version; |
| 789 | 2426 spa->spa_ubsync = spa->spa_uberblock; |
| 2427 | |
|
1635
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diff
changeset
|
2428 /* |
|
9234
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diff
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|
2429 * Create "The Godfather" zio to hold all async IOs |
|
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diff
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|
2430 */ |
|
9630
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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9616
diff
changeset
|
2431 spa->spa_async_zio_root = zio_root(spa, NULL, NULL, |
|
e25a03f552e0
6776104 "zfs import" deadlock between spa_unload() and spa_async_thread()
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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diff
changeset
|
2432 ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE | ZIO_FLAG_GODFATHER); |
|
9234
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diff
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|
2433 |
|
bffdc4fc05c4
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diff
changeset
|
2434 /* |
|
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bonwick
parents:
1601
diff
changeset
|
2435 * Create the root vdev. |
|
0ab1193d47cb
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parents:
1601
diff
changeset
|
2436 */ |
|
7754
b80e4842ad54
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
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diff
changeset
|
2437 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
|
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diff
changeset
|
2438 |
| 2082 | 2439 error = spa_config_parse(spa, &rvd, nvroot, NULL, 0, VDEV_ALLOC_ADD); |
| 2440 | |
| 2441 ASSERT(error != 0 || rvd != NULL); | |
| 2442 ASSERT(error != 0 || spa->spa_root_vdev == rvd); | |
| 2443 | |
|
5913
a77f8ad2ce63
6575965 panic/thread=2a1016b5ca0: BAD TRAP: type=9 rp=1858500 addr=0 mmu_fsr=0, really, truly out of space
perrin
parents:
5886
diff
changeset
|
2444 if (error == 0 && !zfs_allocatable_devs(nvroot)) |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
2445 error = EINVAL; |
| 2082 | 2446 |
| 2447 if (error == 0 && | |
| 2448 (error = vdev_create(rvd, txg, B_FALSE)) == 0 && | |
| 5450 | 2449 (error = spa_validate_aux(spa, nvroot, txg, |
| 2082 | 2450 VDEV_ALLOC_ADD)) == 0) { |
|
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George Wilson <George.Wilson@Sun.COM>
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9790
diff
changeset
|
2451 for (int c = 0; c < rvd->vdev_children; c++) { |
|
847676ec1c5b
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9790
diff
changeset
|
2452 vdev_metaslab_set_size(rvd->vdev_child[c]); |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
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9790
diff
changeset
|
2453 vdev_expand(rvd->vdev_child[c], txg); |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
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diff
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|
2454 } |
|
1635
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bonwick
parents:
1601
diff
changeset
|
2455 } |
|
0ab1193d47cb
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diff
changeset
|
2456 |
|
7754
b80e4842ad54
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
2457 spa_config_exit(spa, SCL_ALL, FTAG); |
| 789 | 2458 |
| 2082 | 2459 if (error != 0) { |
| 789 | 2460 spa_unload(spa); |
| 2461 spa_deactivate(spa); | |
| 2462 spa_remove(spa); | |
| 2463 mutex_exit(&spa_namespace_lock); | |
| 2464 return (error); | |
| 2465 } | |
| 2466 | |
| 2082 | 2467 /* |
| 2468 * Get the list of spares, if specified. | |
| 2469 */ | |
| 2470 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_SPARES, | |
| 2471 &spares, &nspares) == 0) { | |
| 5450 | 2472 VERIFY(nvlist_alloc(&spa->spa_spares.sav_config, NV_UNIQUE_NAME, |
| 2082 | 2473 KM_SLEEP) == 0); |
| 5450 | 2474 VERIFY(nvlist_add_nvlist_array(spa->spa_spares.sav_config, |
| 2082 | 2475 ZPOOL_CONFIG_SPARES, spares, nspares) == 0); |
|
7754
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diff
changeset
|
2476 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 2082 | 2477 spa_load_spares(spa); |
|
7754
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diff
changeset
|
2478 spa_config_exit(spa, SCL_ALL, FTAG); |
| 5450 | 2479 spa->spa_spares.sav_sync = B_TRUE; |
| 2480 } | |
| 2481 | |
| 2482 /* | |
| 2483 * Get the list of level 2 cache devices, if specified. | |
| 2484 */ | |
| 2485 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_L2CACHE, | |
| 2486 &l2cache, &nl2cache) == 0) { | |
| 2487 VERIFY(nvlist_alloc(&spa->spa_l2cache.sav_config, | |
| 2488 NV_UNIQUE_NAME, KM_SLEEP) == 0); | |
| 2489 VERIFY(nvlist_add_nvlist_array(spa->spa_l2cache.sav_config, | |
| 2490 ZPOOL_CONFIG_L2CACHE, l2cache, nl2cache) == 0); | |
|
7754
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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diff
changeset
|
2491 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 5450 | 2492 spa_load_l2cache(spa); |
|
7754
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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diff
changeset
|
2493 spa_config_exit(spa, SCL_ALL, FTAG); |
| 5450 | 2494 spa->spa_l2cache.sav_sync = B_TRUE; |
| 2082 | 2495 } |
| 2496 | |
|
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diff
changeset
|
2497 spa->spa_dsl_pool = dp = dsl_pool_create(spa, zplprops, txg); |
| 789 | 2498 spa->spa_meta_objset = dp->dp_meta_objset; |
| 2499 | |
|
10956
0c81acaaf614
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10950
diff
changeset
|
2500 /* |
|
0c81acaaf614
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diff
changeset
|
2501 * Create DDTs (dedup tables). |
|
0c81acaaf614
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10950
diff
changeset
|
2502 */ |
|
0c81acaaf614
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diff
changeset
|
2503 ddt_create(spa); |
|
0c81acaaf614
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parents:
10950
diff
changeset
|
2504 |
|
0c81acaaf614
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diff
changeset
|
2505 spa_update_dspace(spa); |
|
0c81acaaf614
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George Wilson <George.Wilson@Sun.COM>
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diff
changeset
|
2506 |
| 789 | 2507 tx = dmu_tx_create_assigned(dp, txg); |
| 2508 | |
| 2509 /* | |
| 2510 * Create the pool config object. | |
| 2511 */ | |
| 2512 spa->spa_config_object = dmu_object_alloc(spa->spa_meta_objset, | |
|
7497
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
2513 DMU_OT_PACKED_NVLIST, SPA_CONFIG_BLOCKSIZE, |
| 789 | 2514 DMU_OT_PACKED_NVLIST_SIZE, sizeof (uint64_t), tx); |
| 2515 | |
| 1544 | 2516 if (zap_add(spa->spa_meta_objset, |
| 789 | 2517 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_CONFIG, |
| 1544 | 2518 sizeof (uint64_t), 1, &spa->spa_config_object, tx) != 0) { |
| 2519 cmn_err(CE_PANIC, "failed to add pool config"); | |
| 2520 } | |
| 789 | 2521 |
| 5094 | 2522 /* Newly created pools with the right version are always deflated. */ |
| 2523 if (version >= SPA_VERSION_RAIDZ_DEFLATE) { | |
| 2524 spa->spa_deflate = TRUE; | |
| 2525 if (zap_add(spa->spa_meta_objset, | |
| 2526 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_DEFLATE, | |
| 2527 sizeof (uint64_t), 1, &spa->spa_deflate, tx) != 0) { | |
| 2528 cmn_err(CE_PANIC, "failed to add deflate"); | |
| 2529 } | |
| 2082 | 2530 } |
| 2531 | |
| 789 | 2532 /* |
| 2533 * Create the deferred-free bplist object. Turn off compression | |
| 2534 * because sync-to-convergence takes longer if the blocksize | |
| 2535 * keeps changing. | |
| 2536 */ | |
|
10922
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
2537 spa->spa_deferred_bplist_obj = bplist_create(spa->spa_meta_objset, |
| 789 | 2538 1 << 14, tx); |
|
10922
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10921
diff
changeset
|
2539 dmu_object_set_compress(spa->spa_meta_objset, |
|
e2081f502306
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diff
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|
2540 spa->spa_deferred_bplist_obj, ZIO_COMPRESS_OFF, tx); |
| 789 | 2541 |
| 1544 | 2542 if (zap_add(spa->spa_meta_objset, |
| 789 | 2543 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_SYNC_BPLIST, |
|
10922
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diff
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|
2544 sizeof (uint64_t), 1, &spa->spa_deferred_bplist_obj, tx) != 0) { |
| 1544 | 2545 cmn_err(CE_PANIC, "failed to add bplist"); |
| 2546 } | |
| 789 | 2547 |
| 2926 | 2548 /* |
| 2549 * Create the pool's history object. | |
| 2550 */ | |
| 5094 | 2551 if (version >= SPA_VERSION_ZPOOL_HISTORY) |
| 2552 spa_history_create_obj(spa, tx); | |
| 2553 | |
| 2554 /* | |
| 2555 * Set pool properties. | |
| 2556 */ | |
| 2557 spa->spa_bootfs = zpool_prop_default_numeric(ZPOOL_PROP_BOOTFS); | |
| 2558 spa->spa_delegation = zpool_prop_default_numeric(ZPOOL_PROP_DELEGATION); | |
| 5329 | 2559 spa->spa_failmode = zpool_prop_default_numeric(ZPOOL_PROP_FAILUREMODE); |
|
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diff
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|
2560 spa->spa_autoexpand = zpool_prop_default_numeric(ZPOOL_PROP_AUTOEXPAND); |
|
10922
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|
2561 |
|
8525
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diff
changeset
|
2562 if (props != NULL) { |
|
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diff
changeset
|
2563 spa_configfile_set(spa, props, B_FALSE); |
| 5094 | 2564 spa_sync_props(spa, props, CRED(), tx); |
|
8525
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diff
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|
2565 } |
| 2926 | 2566 |
| 789 | 2567 dmu_tx_commit(tx); |
| 2568 | |
| 2569 spa->spa_sync_on = B_TRUE; | |
| 2570 txg_sync_start(spa->spa_dsl_pool); | |
| 2571 | |
| 2572 /* | |
| 2573 * We explicitly wait for the first transaction to complete so that our | |
| 2574 * bean counters are appropriately updated. | |
| 2575 */ | |
| 2576 txg_wait_synced(spa->spa_dsl_pool, txg); | |
| 2577 | |
|
6643
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diff
changeset
|
2578 spa_config_sync(spa, B_FALSE, B_TRUE); |
| 789 | 2579 |
| 5094 | 2580 if (version >= SPA_VERSION_ZPOOL_HISTORY && history_str != NULL) |
|
4715
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6535695 Panic: shpp->sh_eof == shpp->sh_pool_create_len, file: ../../common/fs/zfs/spa_history.c, line: 235
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diff
changeset
|
2581 (void) spa_history_log(spa, history_str, LOG_CMD_POOL_CREATE); |
|
9946
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9816
diff
changeset
|
2582 spa_history_log_version(spa, LOG_POOL_CREATE); |
|
4715
e8d212dda064
6535695 Panic: shpp->sh_eof == shpp->sh_pool_create_len, file: ../../common/fs/zfs/spa_history.c, line: 235
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diff
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|
2583 |
|
8667
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diff
changeset
|
2584 spa->spa_minref = refcount_count(&spa->spa_refcount); |
|
5c308a17eb7c
6795440 Assertion failure in spa_close()
George Wilson <George.Wilson@Sun.COM>
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diff
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|
2585 |
| 789 | 2586 mutex_exit(&spa_namespace_lock); |
| 2587 | |
| 2588 return (0); | |
| 2589 } | |
| 2590 | |
| 6423 | 2591 #ifdef _KERNEL |
| 2592 /* | |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2593 * Get the root pool information from the root disk, then import the root pool |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
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9725
diff
changeset
|
2594 * during the system boot up time. |
| 6423 | 2595 */ |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
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9725
diff
changeset
|
2596 extern int vdev_disk_read_rootlabel(char *, char *, nvlist_t **); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
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9725
diff
changeset
|
2597 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
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|
2598 static nvlist_t * |
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2599 spa_generate_rootconf(char *devpath, char *devid, uint64_t *guid) |
| 6423 | 2600 { |
|
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2601 nvlist_t *config; |
| 6423 | 2602 nvlist_t *nvtop, *nvroot; |
| 2603 uint64_t pgid; | |
| 2604 | |
|
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2605 if (vdev_disk_read_rootlabel(devpath, devid, &config) != 0) |
|
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2606 return (NULL); |
|
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|
2607 |
| 6423 | 2608 /* |
| 2609 * Add this top-level vdev to the child array. | |
| 2610 */ | |
|
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2611 VERIFY(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, |
|
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|
2612 &nvtop) == 0); |
|
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2613 VERIFY(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_GUID, |
|
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|
2614 &pgid) == 0); |
|
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2615 VERIFY(nvlist_lookup_uint64(config, ZPOOL_CONFIG_GUID, guid) == 0); |
| 6423 | 2616 |
| 2617 /* | |
| 2618 * Put this pool's top-level vdevs into a root vdev. | |
| 2619 */ | |
| 2620 VERIFY(nvlist_alloc(&nvroot, NV_UNIQUE_NAME, KM_SLEEP) == 0); | |
|
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2621 VERIFY(nvlist_add_string(nvroot, ZPOOL_CONFIG_TYPE, |
|
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2622 VDEV_TYPE_ROOT) == 0); |
| 6423 | 2623 VERIFY(nvlist_add_uint64(nvroot, ZPOOL_CONFIG_ID, 0ULL) == 0); |
| 2624 VERIFY(nvlist_add_uint64(nvroot, ZPOOL_CONFIG_GUID, pgid) == 0); | |
| 2625 VERIFY(nvlist_add_nvlist_array(nvroot, ZPOOL_CONFIG_CHILDREN, | |
| 2626 &nvtop, 1) == 0); | |
| 2627 | |
| 2628 /* | |
| 2629 * Replace the existing vdev_tree with the new root vdev in | |
| 2630 * this pool's configuration (remove the old, add the new). | |
| 2631 */ | |
| 2632 VERIFY(nvlist_add_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, nvroot) == 0); | |
| 2633 nvlist_free(nvroot); | |
|
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2634 return (config); |
| 6423 | 2635 } |
| 2636 | |
| 2637 /* | |
|
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2638 * Walk the vdev tree and see if we can find a device with "better" |
|
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2639 * configuration. A configuration is "better" if the label on that |
|
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2640 * device has a more recent txg. |
| 6423 | 2641 */ |
|
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2642 static void |
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2643 spa_alt_rootvdev(vdev_t *vd, vdev_t **avd, uint64_t *txg) |
|
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2644 { |
|
9816
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2645 for (int c = 0; c < vd->vdev_children; c++) |
|
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2646 spa_alt_rootvdev(vd->vdev_child[c], avd, txg); |
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2647 |
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2648 if (vd->vdev_ops->vdev_op_leaf) { |
|
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2649 nvlist_t *label; |
|
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2650 uint64_t label_txg; |
|
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2651 |
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2652 if (vdev_disk_read_rootlabel(vd->vdev_physpath, vd->vdev_devid, |
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2653 &label) != 0) |
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2654 return; |
|
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2655 |
|
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2656 VERIFY(nvlist_lookup_uint64(label, ZPOOL_CONFIG_POOL_TXG, |
|
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2657 &label_txg) == 0); |
|
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2658 |
|
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2659 /* |
|
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2660 * Do we have a better boot device? |
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2661 */ |
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2662 if (label_txg > *txg) { |
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2663 *txg = label_txg; |
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2664 *avd = vd; |
|
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2665 } |
|
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2666 nvlist_free(label); |
|
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2667 } |
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2668 } |
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2669 |
| 6423 | 2670 /* |
| 2671 * Import a root pool. | |
| 2672 * | |
|
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2673 * For x86. devpath_list will consist of devid and/or physpath name of |
|
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2674 * the vdev (e.g. "id1,sd@SSEAGATE..." or "/pci@1f,0/ide@d/disk@0,0:a"). |
|
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|
2675 * The GRUB "findroot" command will return the vdev we should boot. |
| 6423 | 2676 * |
| 2677 * For Sparc, devpath_list consists the physpath name of the booting device | |
| 2678 * no matter the rootpool is a single device pool or a mirrored pool. | |
| 2679 * e.g. | |
| 2680 * "/pci@1f,0/ide@d/disk@0,0:a" | |
| 2681 */ | |
| 2682 int | |
|
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2683 spa_import_rootpool(char *devpath, char *devid) |
| 6423 | 2684 { |
|
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2685 spa_t *spa; |
|
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2686 vdev_t *rvd, *bvd, *avd = NULL; |
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2687 nvlist_t *config, *nvtop; |
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|
2688 uint64_t guid, txg; |
| 6423 | 2689 char *pname; |
| 2690 int error; | |
| 2691 | |
| 2692 /* | |
|
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|
2693 * Read the label from the boot device and generate a configuration. |
| 6423 | 2694 */ |
| 10822 | 2695 config = spa_generate_rootconf(devpath, devid, &guid); |
| 2696 #if defined(_OBP) && defined(_KERNEL) | |
| 2697 if (config == NULL) { | |
| 2698 if (strstr(devpath, "/iscsi/ssd") != NULL) { | |
| 2699 /* iscsi boot */ | |
| 2700 get_iscsi_bootpath_phy(devpath); | |
| 2701 config = spa_generate_rootconf(devpath, devid, &guid); | |
| 2702 } | |
| 2703 } | |
| 2704 #endif | |
| 2705 if (config == NULL) { | |
|
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2706 cmn_err(CE_NOTE, "Can not read the pool label from '%s'", |
|
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2707 devpath); |
|
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2708 return (EIO); |
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2709 } |
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2710 |
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2711 VERIFY(nvlist_lookup_string(config, ZPOOL_CONFIG_POOL_NAME, |
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2712 &pname) == 0); |
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2713 VERIFY(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_TXG, &txg) == 0); |
| 6423 | 2714 |
|
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|
2715 mutex_enter(&spa_namespace_lock); |
|
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2716 if ((spa = spa_lookup(pname)) != NULL) { |
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2717 /* |
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2718 * Remove the existing root pool from the namespace so that we |
|
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2719 * can replace it with the correct config we just read in. |
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2720 */ |
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2721 spa_remove(spa); |
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2722 } |
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2723 |
|
10921
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|
2724 spa = spa_add(pname, config, NULL); |
|
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2725 spa->spa_is_root = B_TRUE; |
|
10100
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|
2726 spa->spa_load_verbatim = B_TRUE; |
|
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2727 |
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2728 /* |
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2729 * Build up a vdev tree based on the boot device's label config. |
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2730 */ |
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2731 VERIFY(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, |
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2732 &nvtop) == 0); |
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2733 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2734 error = spa_config_parse(spa, &rvd, nvtop, NULL, 0, |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2735 VDEV_ALLOC_ROOTPOOL); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2736 spa_config_exit(spa, SCL_ALL, FTAG); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2737 if (error) { |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2738 mutex_exit(&spa_namespace_lock); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2739 nvlist_free(config); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2740 cmn_err(CE_NOTE, "Can not parse the config for pool '%s'", |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2741 pname); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2742 return (error); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2743 } |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2744 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2745 /* |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2746 * Get the boot vdev. |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2747 */ |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2748 if ((bvd = vdev_lookup_by_guid(rvd, guid)) == NULL) { |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2749 cmn_err(CE_NOTE, "Can not find the boot vdev for guid %llu", |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2750 (u_longlong_t)guid); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2751 error = ENOENT; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2752 goto out; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2753 } |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2754 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2755 /* |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2756 * Determine if there is a better boot device. |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2757 */ |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2758 avd = bvd; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2759 spa_alt_rootvdev(rvd, &avd, &txg); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2760 if (avd != bvd) { |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2761 cmn_err(CE_NOTE, "The boot device is 'degraded'. Please " |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2762 "try booting from '%s'", avd->vdev_path); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2763 error = EINVAL; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2764 goto out; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2765 } |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2766 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2767 /* |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2768 * If the boot device is part of a spare vdev then ensure that |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2769 * we're booting off the active spare. |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2770 */ |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2771 if (bvd->vdev_parent->vdev_ops == &vdev_spare_ops && |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2772 !bvd->vdev_isspare) { |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2773 cmn_err(CE_NOTE, "The boot device is currently spared. Please " |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2774 "try booting from '%s'", |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2775 bvd->vdev_parent->vdev_child[1]->vdev_path); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2776 error = EINVAL; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2777 goto out; |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2778 } |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2779 |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2780 error = 0; |
|
9946
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9816
diff
changeset
|
2781 spa_history_log_version(spa, LOG_POOL_IMPORT); |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2782 out: |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2783 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2784 vdev_free(rvd); |
|
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2785 spa_config_exit(spa, SCL_ALL, FTAG); |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2786 mutex_exit(&spa_namespace_lock); |
| 6423 | 2787 |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2788 nvlist_free(config); |
| 6423 | 2789 return (error); |
| 2790 } | |
|
9790
e276ee006ff6
6747441 GRUB/vdev_get_bootpath, spa_get_rootconf, zpool_get_physpath should take care of spare vdev
Lin Ling <Lin.Ling@Sun.COM>
parents:
9725
diff
changeset
|
2791 |
| 6423 | 2792 #endif |
| 2793 | |
| 2794 /* | |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2795 * Take a pool and insert it into the namespace as if it had been loaded at |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2796 * boot. |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2797 */ |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2798 int |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2799 spa_import_verbatim(const char *pool, nvlist_t *config, nvlist_t *props) |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2800 { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2801 spa_t *spa; |
|
10921
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
2802 zpool_rewind_policy_t policy; |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2803 char *altroot = NULL; |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2804 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2805 mutex_enter(&spa_namespace_lock); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2806 if (spa_lookup(pool) != NULL) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2807 mutex_exit(&spa_namespace_lock); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2808 return (EEXIST); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2809 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2810 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2811 (void) nvlist_lookup_string(props, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2812 zpool_prop_to_name(ZPOOL_PROP_ALTROOT), &altroot); |
|
10921
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
2813 spa = spa_add(pool, config, altroot); |
|
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
2814 |
|
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
2815 zpool_get_rewind_policy(config, &policy); |
|
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
2816 spa->spa_load_max_txg = policy.zrp_txg; |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2817 |
|
10100
4a6965f6bef8
6856634 snv_117 not booting: zfs_parse_bootfs: error2
Lin Ling <Lin.Ling@Sun.COM>
parents:
10000
diff
changeset
|
2818 spa->spa_load_verbatim = B_TRUE; |
|
10000
241a51d8720c
6848242 zdb -e no longer works as expected
Victor Latushkin <Victor.Latushkin@Sun.COM>
parents:
9946
diff
changeset
|
2819 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2820 if (props != NULL) |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2821 spa_configfile_set(spa, props, B_FALSE); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2822 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2823 spa_config_sync(spa, B_FALSE, B_TRUE); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2824 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2825 mutex_exit(&spa_namespace_lock); |
|
9946
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9816
diff
changeset
|
2826 spa_history_log_version(spa, LOG_POOL_IMPORT); |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2827 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2828 return (0); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2829 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2830 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2831 /* |
| 6423 | 2832 * Import a non-root pool into the system. |
| 2833 */ | |
| 2834 int | |
| 2835 spa_import(const char *pool, nvlist_t *config, nvlist_t *props) | |
| 2836 { | |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
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|
2837 spa_t *spa; |
|
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2838 char *altroot = NULL; |
|
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|
2839 spa_load_state_t state = SPA_LOAD_IMPORT; |
|
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|
2840 zpool_rewind_policy_t policy; |
|
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|
2841 int error; |
|
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|
2842 nvlist_t *nvroot; |
|
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|
2843 nvlist_t **spares, **l2cache; |
|
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|
2844 uint_t nspares, nl2cache; |
|
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2845 |
|
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|
2846 /* |
|
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|
2847 * If a pool with this name exists, return failure. |
|
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|
2848 */ |
|
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|
2849 mutex_enter(&spa_namespace_lock); |
|
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|
2850 if ((spa = spa_lookup(pool)) != NULL) { |
|
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|
2851 mutex_exit(&spa_namespace_lock); |
|
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|
2852 return (EEXIST); |
|
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|
2853 } |
|
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2854 |
|
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|
2855 zpool_get_rewind_policy(config, &policy); |
|
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2856 if (policy.zrp_request & ZPOOL_DO_REWIND) |
|
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|
2857 state = SPA_LOAD_RECOVER; |
|
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2858 |
|
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|
2859 /* |
|
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|
2860 * Create and initialize the spa structure. |
|
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|
2861 */ |
|
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|
2862 (void) nvlist_lookup_string(props, |
|
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|
2863 zpool_prop_to_name(ZPOOL_PROP_ALTROOT), &altroot); |
|
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|
2864 spa = spa_add(pool, config, altroot); |
|
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|
2865 spa_activate(spa, spa_mode_global); |
|
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2866 |
|
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|
2867 /* |
|
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|
2868 * Don't start async tasks until we know everything is healthy. |
|
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|
2869 */ |
|
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|
2870 spa_async_suspend(spa); |
|
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2871 |
|
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|
2872 /* |
|
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|
2873 * Pass off the heavy lifting to spa_load(). Pass TRUE for mosconfig |
|
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2874 * because the user-supplied config is actually the one to trust when |
|
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2875 * doing an import. |
|
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|
2876 */ |
|
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2877 if (state != SPA_LOAD_RECOVER) |
|
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|
2878 spa->spa_last_ubsync_txg = spa->spa_load_txg = 0; |
|
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|
2879 error = spa_load_best(spa, state, B_TRUE, policy.zrp_txg, |
|
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|
2880 ((policy.zrp_request & ZPOOL_EXTREME_REWIND) != 0)); |
|
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|
2881 |
|
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|
2882 /* |
|
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|
2883 * Propagate anything learned about failing or best txgs |
|
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|
2884 * back to caller |
|
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|
2885 */ |
|
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|
2886 spa_rewind_data_to_nvlist(spa, config); |
|
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2887 |
|
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|
2888 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
|
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|
2889 /* |
|
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|
2890 * Toss any existing sparelist, as it doesn't have any validity |
|
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|
2891 * anymore, and conflicts with spa_has_spare(). |
|
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|
2892 */ |
|
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|
2893 if (spa->spa_spares.sav_config) { |
|
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|
2894 nvlist_free(spa->spa_spares.sav_config); |
|
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|
2895 spa->spa_spares.sav_config = NULL; |
|
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|
2896 spa_load_spares(spa); |
|
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|
2897 } |
|
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|
2898 if (spa->spa_l2cache.sav_config) { |
|
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|
2899 nvlist_free(spa->spa_l2cache.sav_config); |
|
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|
2900 spa->spa_l2cache.sav_config = NULL; |
|
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|
2901 spa_load_l2cache(spa); |
|
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|
2902 } |
|
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|
2903 |
|
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6799895 spa_add_spares() needs to be protected by config lock
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diff
changeset
|
2904 VERIFY(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, |
|
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|
2905 &nvroot) == 0); |
|
e7ffacaec3a8
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changeset
|
2906 if (error == 0) |
|
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diff
changeset
|
2907 error = spa_validate_aux(spa, nvroot, -1ULL, |
|
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changeset
|
2908 VDEV_ALLOC_SPARE); |
|
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6799895 spa_add_spares() needs to be protected by config lock
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changeset
|
2909 if (error == 0) |
|
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changeset
|
2910 error = spa_validate_aux(spa, nvroot, -1ULL, |
|
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6799895 spa_add_spares() needs to be protected by config lock
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changeset
|
2911 VDEV_ALLOC_L2CACHE); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
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diff
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|
2912 spa_config_exit(spa, SCL_ALL, FTAG); |
|
e7ffacaec3a8
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|
2913 |
|
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6799895 spa_add_spares() needs to be protected by config lock
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changeset
|
2914 if (props != NULL) |
|
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|
2915 spa_configfile_set(spa, props, B_FALSE); |
|
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|
2916 |
|
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|
2917 if (error != 0 || (props && spa_writeable(spa) && |
|
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|
2918 (error = spa_prop_set(spa, props)))) { |
|
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|
2919 spa_unload(spa); |
|
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|
2920 spa_deactivate(spa); |
|
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|
2921 spa_remove(spa); |
|
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|
2922 mutex_exit(&spa_namespace_lock); |
|
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|
2923 return (error); |
|
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|
2924 } |
|
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changeset
|
2925 |
|
9630
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|
2926 spa_async_resume(spa); |
|
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|
2927 |
|
9425
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|
2928 /* |
|
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|
2929 * Override any spares and level 2 cache devices as specified by |
|
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|
2930 * the user, as these may have correct device names/devids, etc. |
|
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|
2931 */ |
|
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changeset
|
2932 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_SPARES, |
|
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changeset
|
2933 &spares, &nspares) == 0) { |
|
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changeset
|
2934 if (spa->spa_spares.sav_config) |
|
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changeset
|
2935 VERIFY(nvlist_remove(spa->spa_spares.sav_config, |
|
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changeset
|
2936 ZPOOL_CONFIG_SPARES, DATA_TYPE_NVLIST_ARRAY) == 0); |
|
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changeset
|
2937 else |
|
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changeset
|
2938 VERIFY(nvlist_alloc(&spa->spa_spares.sav_config, |
|
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changeset
|
2939 NV_UNIQUE_NAME, KM_SLEEP) == 0); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2940 VERIFY(nvlist_add_nvlist_array(spa->spa_spares.sav_config, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2941 ZPOOL_CONFIG_SPARES, spares, nspares) == 0); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2942 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2943 spa_load_spares(spa); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2944 spa_config_exit(spa, SCL_ALL, FTAG); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2945 spa->spa_spares.sav_sync = B_TRUE; |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2946 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2947 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_L2CACHE, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2948 &l2cache, &nl2cache) == 0) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2949 if (spa->spa_l2cache.sav_config) |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2950 VERIFY(nvlist_remove(spa->spa_l2cache.sav_config, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2951 ZPOOL_CONFIG_L2CACHE, DATA_TYPE_NVLIST_ARRAY) == 0); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2952 else |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2953 VERIFY(nvlist_alloc(&spa->spa_l2cache.sav_config, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2954 NV_UNIQUE_NAME, KM_SLEEP) == 0); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2955 VERIFY(nvlist_add_nvlist_array(spa->spa_l2cache.sav_config, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2956 ZPOOL_CONFIG_L2CACHE, l2cache, nl2cache) == 0); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2957 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2958 spa_load_l2cache(spa); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2959 spa_config_exit(spa, SCL_ALL, FTAG); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2960 spa->spa_l2cache.sav_sync = B_TRUE; |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2961 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2962 |
|
10672
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
2963 /* |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
2964 * Check for any removed devices. |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
2965 */ |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
2966 if (spa->spa_autoreplace) { |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
2967 spa_aux_check_removed(&spa->spa_spares); |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
2968 spa_aux_check_removed(&spa->spa_l2cache); |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
2969 } |
|
cee5a0f557db
6836743 zfs_ioc_pool_set_props() leaks nvlist if configfile is only property
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10594
diff
changeset
|
2970 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2971 if (spa_writeable(spa)) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2972 /* |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2973 * Update the config cache to include the newly-imported pool. |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2974 */ |
|
10100
4a6965f6bef8
6856634 snv_117 not booting: zfs_parse_bootfs: error2
Lin Ling <Lin.Ling@Sun.COM>
parents:
10000
diff
changeset
|
2975 spa_config_update(spa, SPA_CONFIG_UPDATE_POOL); |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2976 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2977 |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2978 /* |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2979 * It's possible that the pool was expanded while it was exported. |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2980 * We kick off an async task to handle this for us. |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2981 */ |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2982 spa_async_request(spa, SPA_ASYNC_AUTOEXPAND); |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
2983 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2984 mutex_exit(&spa_namespace_lock); |
|
9946
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9816
diff
changeset
|
2985 spa_history_log_version(spa, LOG_POOL_IMPORT); |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2986 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
2987 return (0); |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
2988 } |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
2989 |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
2990 |
| 789 | 2991 /* |
| 2992 * This (illegal) pool name is used when temporarily importing a spa_t in order | |
| 2993 * to get the vdev stats associated with the imported devices. | |
| 2994 */ | |
| 2995 #define TRYIMPORT_NAME "$import" | |
| 2996 | |
| 2997 nvlist_t * | |
| 2998 spa_tryimport(nvlist_t *tryconfig) | |
| 2999 { | |
| 3000 nvlist_t *config = NULL; | |
| 3001 char *poolname; | |
| 3002 spa_t *spa; | |
| 3003 uint64_t state; | |
|
8680
005fe27123ba
6786321 panic on spa_tryimport() a corrupted pool
Lin Ling <Lin.Ling@Sun.COM>
parents:
8667
diff
changeset
|
3004 int error; |
| 789 | 3005 |
| 3006 if (nvlist_lookup_string(tryconfig, ZPOOL_CONFIG_POOL_NAME, &poolname)) | |
| 3007 return (NULL); | |
| 3008 | |
| 3009 if (nvlist_lookup_uint64(tryconfig, ZPOOL_CONFIG_POOL_STATE, &state)) | |
| 3010 return (NULL); | |
| 3011 | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3012 /* |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3013 * Create and initialize the spa structure. |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3014 */ |
| 789 | 3015 mutex_enter(&spa_namespace_lock); |
|
10921
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
3016 spa = spa_add(TRYIMPORT_NAME, tryconfig, NULL); |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3017 spa_activate(spa, FREAD); |
| 789 | 3018 |
| 3019 /* | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3020 * Pass off the heavy lifting to spa_load(). |
| 1732 | 3021 * Pass TRUE for mosconfig because the user-supplied config |
| 3022 * is actually the one to trust when doing an import. | |
| 789 | 3023 */ |
|
10921
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
3024 error = spa_load(spa, SPA_LOAD_TRYIMPORT, B_TRUE); |
| 789 | 3025 |
| 3026 /* | |
| 3027 * If 'tryconfig' was at least parsable, return the current config. | |
| 3028 */ | |
| 3029 if (spa->spa_root_vdev != NULL) { | |
| 3030 config = spa_config_generate(spa, NULL, -1ULL, B_TRUE); | |
| 3031 VERIFY(nvlist_add_string(config, ZPOOL_CONFIG_POOL_NAME, | |
| 3032 poolname) == 0); | |
| 3033 VERIFY(nvlist_add_uint64(config, ZPOOL_CONFIG_POOL_STATE, | |
| 3034 state) == 0); | |
|
3975
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
3035 VERIFY(nvlist_add_uint64(config, ZPOOL_CONFIG_TIMESTAMP, |
|
6674f5d79069
6282725 hostname/hostid should be stored in the label
ek110237
parents:
3912
diff
changeset
|
3036 spa->spa_uberblock.ub_timestamp) == 0); |
| 2082 | 3037 |
| 3038 /* | |
| 6423 | 3039 * If the bootfs property exists on this pool then we |
| 3040 * copy it out so that external consumers can tell which | |
| 3041 * pools are bootable. | |
| 3042 */ | |
|
8680
005fe27123ba
6786321 panic on spa_tryimport() a corrupted pool
Lin Ling <Lin.Ling@Sun.COM>
parents:
8667
diff
changeset
|
3043 if ((!error || error == EEXIST) && spa->spa_bootfs) { |
| 6423 | 3044 char *tmpname = kmem_alloc(MAXPATHLEN, KM_SLEEP); |
| 3045 | |
| 3046 /* | |
| 3047 * We have to play games with the name since the | |
| 3048 * pool was opened as TRYIMPORT_NAME. | |
| 3049 */ | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3050 if (dsl_dsobj_to_dsname(spa_name(spa), |
| 6423 | 3051 spa->spa_bootfs, tmpname) == 0) { |
| 3052 char *cp; | |
| 3053 char *dsname = kmem_alloc(MAXPATHLEN, KM_SLEEP); | |
| 3054 | |
| 3055 cp = strchr(tmpname, '/'); | |
| 3056 if (cp == NULL) { | |
| 3057 (void) strlcpy(dsname, tmpname, | |
| 3058 MAXPATHLEN); | |
| 3059 } else { | |
| 3060 (void) snprintf(dsname, MAXPATHLEN, | |
| 3061 "%s/%s", poolname, ++cp); | |
| 3062 } | |
| 3063 VERIFY(nvlist_add_string(config, | |
| 3064 ZPOOL_CONFIG_BOOTFS, dsname) == 0); | |
| 3065 kmem_free(dsname, MAXPATHLEN); | |
| 3066 } | |
| 3067 kmem_free(tmpname, MAXPATHLEN); | |
| 3068 } | |
| 3069 | |
| 3070 /* | |
| 5450 | 3071 * Add the list of hot spares and level 2 cache devices. |
| 2082 | 3072 */ |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3073 spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); |
| 2082 | 3074 spa_add_spares(spa, config); |
| 5450 | 3075 spa_add_l2cache(spa, config); |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3076 spa_config_exit(spa, SCL_CONFIG, FTAG); |
| 789 | 3077 } |
| 3078 | |
| 3079 spa_unload(spa); | |
| 3080 spa_deactivate(spa); | |
| 3081 spa_remove(spa); | |
| 3082 mutex_exit(&spa_namespace_lock); | |
| 3083 | |
| 3084 return (config); | |
| 3085 } | |
| 3086 | |
| 3087 /* | |
| 3088 * Pool export/destroy | |
| 3089 * | |
| 3090 * The act of destroying or exporting a pool is very simple. We make sure there | |
| 3091 * is no more pending I/O and any references to the pool are gone. Then, we | |
| 3092 * update the pool state and sync all the labels to disk, removing the | |
|
8211
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
3093 * configuration from the cache afterwards. If the 'hardforce' flag is set, then |
|
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
3094 * we don't sync the labels or remove the configuration cache. |
| 789 | 3095 */ |
| 3096 static int | |
|
7214
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
3097 spa_export_common(char *pool, int new_state, nvlist_t **oldconfig, |
|
8211
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
3098 boolean_t force, boolean_t hardforce) |
| 789 | 3099 { |
| 3100 spa_t *spa; | |
| 3101 | |
|
1775
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1760
diff
changeset
|
3102 if (oldconfig) |
|
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1760
diff
changeset
|
3103 *oldconfig = NULL; |
|
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1760
diff
changeset
|
3104 |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3105 if (!(spa_mode_global & FWRITE)) |
| 789 | 3106 return (EROFS); |
| 3107 | |
| 3108 mutex_enter(&spa_namespace_lock); | |
| 3109 if ((spa = spa_lookup(pool)) == NULL) { | |
| 3110 mutex_exit(&spa_namespace_lock); | |
| 3111 return (ENOENT); | |
| 3112 } | |
| 3113 | |
| 3114 /* | |
| 1544 | 3115 * Put a hold on the pool, drop the namespace lock, stop async tasks, |
| 3116 * reacquire the namespace lock, and see if we can export. | |
| 3117 */ | |
| 3118 spa_open_ref(spa, FTAG); | |
| 3119 mutex_exit(&spa_namespace_lock); | |
| 3120 spa_async_suspend(spa); | |
| 3121 mutex_enter(&spa_namespace_lock); | |
| 3122 spa_close(spa, FTAG); | |
| 3123 | |
| 3124 /* | |
| 789 | 3125 * The pool will be in core if it's openable, |
| 3126 * in which case we can modify its state. | |
| 3127 */ | |
| 3128 if (spa->spa_state != POOL_STATE_UNINITIALIZED && spa->spa_sync_on) { | |
| 3129 /* | |
| 3130 * Objsets may be open only because they're dirty, so we | |
| 3131 * have to force it to sync before checking spa_refcnt. | |
| 3132 */ | |
| 3133 txg_wait_synced(spa->spa_dsl_pool, 0); | |
| 3134 | |
| 1544 | 3135 /* |
| 3136 * A pool cannot be exported or destroyed if there are active | |
| 3137 * references. If we are resetting a pool, allow references by | |
| 3138 * fault injection handlers. | |
| 3139 */ | |
| 3140 if (!spa_refcount_zero(spa) || | |
| 3141 (spa->spa_inject_ref != 0 && | |
| 3142 new_state != POOL_STATE_UNINITIALIZED)) { | |
| 3143 spa_async_resume(spa); | |
| 789 | 3144 mutex_exit(&spa_namespace_lock); |
| 3145 return (EBUSY); | |
| 3146 } | |
| 3147 | |
| 3148 /* | |
|
7214
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
3149 * A pool cannot be exported if it has an active shared spare. |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
3150 * This is to prevent other pools stealing the active spare |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
3151 * from an exported pool. At user's own will, such pool can |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
3152 * be forcedly exported. |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
3153 */ |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
3154 if (!force && new_state == POOL_STATE_EXPORTED && |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
3155 spa_has_active_shared_spare(spa)) { |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
3156 spa_async_resume(spa); |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
3157 mutex_exit(&spa_namespace_lock); |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
3158 return (EXDEV); |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
3159 } |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
3160 |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
3161 /* |
| 789 | 3162 * We want this to be reflected on every label, |
| 3163 * so mark them all dirty. spa_unload() will do the | |
| 3164 * final sync that pushes these changes out. | |
| 3165 */ | |
|
8211
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6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
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7897
diff
changeset
|
3166 if (new_state != POOL_STATE_UNINITIALIZED && !hardforce) { |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3167 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 1544 | 3168 spa->spa_state = new_state; |
|
1635
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6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3169 spa->spa_final_txg = spa_last_synced_txg(spa) + 1; |
| 1544 | 3170 vdev_config_dirty(spa->spa_root_vdev); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3171 spa_config_exit(spa, SCL_ALL, FTAG); |
| 1544 | 3172 } |
| 789 | 3173 } |
| 3174 | |
| 4451 | 3175 spa_event_notify(spa, NULL, ESC_ZFS_POOL_DESTROY); |
| 3176 | |
| 789 | 3177 if (spa->spa_state != POOL_STATE_UNINITIALIZED) { |
| 3178 spa_unload(spa); | |
| 3179 spa_deactivate(spa); | |
| 3180 } | |
| 3181 | |
|
1775
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1760
diff
changeset
|
3182 if (oldconfig && spa->spa_config) |
|
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1760
diff
changeset
|
3183 VERIFY(nvlist_dup(spa->spa_config, oldconfig, 0) == 0); |
|
e51e26b432c0
6410698 ZFS metadata needs to be more highly replicated (ditto blocks)
billm
parents:
1760
diff
changeset
|
3184 |
| 1544 | 3185 if (new_state != POOL_STATE_UNINITIALIZED) { |
|
8211
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
3186 if (!hardforce) |
|
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
3187 spa_config_sync(spa, B_TRUE, B_TRUE); |
| 1544 | 3188 spa_remove(spa); |
| 3189 } | |
| 789 | 3190 mutex_exit(&spa_namespace_lock); |
| 3191 | |
| 3192 return (0); | |
| 3193 } | |
| 3194 | |
| 3195 /* | |
| 3196 * Destroy a storage pool. | |
| 3197 */ | |
| 3198 int | |
| 3199 spa_destroy(char *pool) | |
| 3200 { | |
|
8211
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
3201 return (spa_export_common(pool, POOL_STATE_DESTROYED, NULL, |
|
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
3202 B_FALSE, B_FALSE)); |
| 789 | 3203 } |
| 3204 | |
| 3205 /* | |
| 3206 * Export a storage pool. | |
| 3207 */ | |
| 3208 int | |
|
8211
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
3209 spa_export(char *pool, nvlist_t **oldconfig, boolean_t force, |
|
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
3210 boolean_t hardforce) |
| 789 | 3211 { |
|
8211
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
3212 return (spa_export_common(pool, POOL_STATE_EXPORTED, oldconfig, |
|
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
3213 force, hardforce)); |
| 789 | 3214 } |
| 3215 | |
| 3216 /* | |
| 1544 | 3217 * Similar to spa_export(), this unloads the spa_t without actually removing it |
| 3218 * from the namespace in any way. | |
| 3219 */ | |
| 3220 int | |
| 3221 spa_reset(char *pool) | |
| 3222 { | |
|
7214
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
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parents:
7184
diff
changeset
|
3223 return (spa_export_common(pool, POOL_STATE_UNINITIALIZED, NULL, |
|
8211
32722be6ad3b
6775357 ZFS should have a way to export a pool without touching anything
George Wilson <George.Wilson@Sun.COM>
parents:
7897
diff
changeset
|
3224 B_FALSE, B_FALSE)); |
| 1544 | 3225 } |
| 3226 | |
| 3227 /* | |
| 789 | 3228 * ========================================================================== |
| 3229 * Device manipulation | |
| 3230 * ========================================================================== | |
| 3231 */ | |
| 3232 | |
| 3233 /* | |
| 4527 | 3234 * Add a device to a storage pool. |
| 789 | 3235 */ |
| 3236 int | |
| 3237 spa_vdev_add(spa_t *spa, nvlist_t *nvroot) | |
| 3238 { | |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3239 uint64_t txg, id; |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3240 int error; |
| 789 | 3241 vdev_t *rvd = spa->spa_root_vdev; |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3242 vdev_t *vd, *tvd; |
| 5450 | 3243 nvlist_t **spares, **l2cache; |
| 3244 uint_t nspares, nl2cache; | |
| 789 | 3245 |
| 3246 txg = spa_vdev_enter(spa); | |
| 3247 | |
| 2082 | 3248 if ((error = spa_config_parse(spa, &vd, nvroot, NULL, 0, |
| 3249 VDEV_ALLOC_ADD)) != 0) | |
| 3250 return (spa_vdev_exit(spa, NULL, txg, error)); | |
| 3251 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3252 spa->spa_pending_vdev = vd; /* spa_vdev_exit() will clear this */ |
| 789 | 3253 |
| 5450 | 3254 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_SPARES, &spares, |
| 3255 &nspares) != 0) | |
| 2082 | 3256 nspares = 0; |
| 3257 | |
| 5450 | 3258 if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_L2CACHE, &l2cache, |
| 3259 &nl2cache) != 0) | |
| 3260 nl2cache = 0; | |
| 3261 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3262 if (vd->vdev_children == 0 && nspares == 0 && nl2cache == 0) |
| 2082 | 3263 return (spa_vdev_exit(spa, vd, txg, EINVAL)); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3264 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3265 if (vd->vdev_children != 0 && |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3266 (error = vdev_create(vd, txg, B_FALSE)) != 0) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3267 return (spa_vdev_exit(spa, vd, txg, error)); |
| 2082 | 3268 |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3269 /* |
| 5450 | 3270 * We must validate the spares and l2cache devices after checking the |
| 3271 * children. Otherwise, vdev_inuse() will blindly overwrite the spare. | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3272 */ |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3273 if ((error = spa_validate_aux(spa, nvroot, txg, VDEV_ALLOC_ADD)) != 0) |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3274 return (spa_vdev_exit(spa, vd, txg, error)); |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3275 |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3276 /* |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3277 * Transfer each new top-level vdev from vd to rvd. |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3278 */ |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3279 for (int c = 0; c < vd->vdev_children; c++) { |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3280 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3281 /* |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3282 * Set the vdev id to the first hole, if one exists. |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3283 */ |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3284 for (id = 0; id < rvd->vdev_children; id++) { |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3285 if (rvd->vdev_child[id]->vdev_ishole) { |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3286 vdev_free(rvd->vdev_child[id]); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3287 break; |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3288 } |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3289 } |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3290 tvd = vd->vdev_child[c]; |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3291 vdev_remove_child(vd, tvd); |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3292 tvd->vdev_id = id; |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3293 vdev_add_child(rvd, tvd); |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3294 vdev_config_dirty(tvd); |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3295 } |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3296 |
| 2082 | 3297 if (nspares != 0) { |
| 5450 | 3298 spa_set_aux_vdevs(&spa->spa_spares, spares, nspares, |
| 3299 ZPOOL_CONFIG_SPARES); | |
| 2082 | 3300 spa_load_spares(spa); |
| 5450 | 3301 spa->spa_spares.sav_sync = B_TRUE; |
| 3302 } | |
| 3303 | |
| 3304 if (nl2cache != 0) { | |
| 3305 spa_set_aux_vdevs(&spa->spa_l2cache, l2cache, nl2cache, | |
| 3306 ZPOOL_CONFIG_L2CACHE); | |
| 3307 spa_load_l2cache(spa); | |
| 3308 spa->spa_l2cache.sav_sync = B_TRUE; | |
| 789 | 3309 } |
| 3310 | |
| 3311 /* | |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3312 * We have to be careful when adding new vdevs to an existing pool. |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3313 * If other threads start allocating from these vdevs before we |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3314 * sync the config cache, and we lose power, then upon reboot we may |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3315 * fail to open the pool because there are DVAs that the config cache |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3316 * can't translate. Therefore, we first add the vdevs without |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3317 * initializing metaslabs; sync the config cache (via spa_vdev_exit()); |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3318 * and then let spa_config_update() initialize the new metaslabs. |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3319 * |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3320 * spa_load() checks for added-but-not-initialized vdevs, so that |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3321 * if we lose power at any point in this sequence, the remaining |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3322 * steps will be completed the next time we load the pool. |
| 789 | 3323 */ |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3324 (void) spa_vdev_exit(spa, vd, txg, 0); |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3325 |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3326 mutex_enter(&spa_namespace_lock); |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3327 spa_config_update(spa, SPA_CONFIG_UPDATE_POOL); |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
3328 mutex_exit(&spa_namespace_lock); |
| 789 | 3329 |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
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1601
diff
changeset
|
3330 return (0); |
| 789 | 3331 } |
| 3332 | |
| 3333 /* | |
| 3334 * Attach a device to a mirror. The arguments are the path to any device | |
| 3335 * in the mirror, and the nvroot for the new device. If the path specifies | |
| 3336 * a device that is not mirrored, we automatically insert the mirror vdev. | |
| 3337 * | |
| 3338 * If 'replacing' is specified, the new device is intended to replace the | |
| 3339 * existing device; in this case the two devices are made into their own | |
| 4451 | 3340 * mirror using the 'replacing' vdev, which is functionally identical to |
| 789 | 3341 * the mirror vdev (it actually reuses all the same ops) but has a few |
| 3342 * extra rules: you can't attach to it after it's been created, and upon | |
| 3343 * completion of resilvering, the first disk (the one being replaced) | |
| 3344 * is automatically detached. | |
| 3345 */ | |
| 3346 int | |
| 1544 | 3347 spa_vdev_attach(spa_t *spa, uint64_t guid, nvlist_t *nvroot, int replacing) |
| 789 | 3348 { |
| 3349 uint64_t txg, open_txg; | |
| 3350 vdev_t *rvd = spa->spa_root_vdev; | |
| 3351 vdev_t *oldvd, *newvd, *newrootvd, *pvd, *tvd; | |
| 2082 | 3352 vdev_ops_t *pvops; |
|
7313
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3353 char *oldvdpath, *newvdpath; |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3354 int newvd_isspare; |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3355 int error; |
| 789 | 3356 |
| 3357 txg = spa_vdev_enter(spa); | |
| 3358 | |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
3359 oldvd = spa_lookup_by_guid(spa, guid, B_FALSE); |
| 789 | 3360 |
| 3361 if (oldvd == NULL) | |
| 3362 return (spa_vdev_exit(spa, NULL, txg, ENODEV)); | |
| 3363 | |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3364 if (!oldvd->vdev_ops->vdev_op_leaf) |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3365 return (spa_vdev_exit(spa, NULL, txg, ENOTSUP)); |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3366 |
| 789 | 3367 pvd = oldvd->vdev_parent; |
| 3368 | |
| 2082 | 3369 if ((error = spa_config_parse(spa, &newrootvd, nvroot, NULL, 0, |
| 4451 | 3370 VDEV_ALLOC_ADD)) != 0) |
| 3371 return (spa_vdev_exit(spa, NULL, txg, EINVAL)); | |
| 3372 | |
| 3373 if (newrootvd->vdev_children != 1) | |
| 789 | 3374 return (spa_vdev_exit(spa, newrootvd, txg, EINVAL)); |
| 3375 | |
| 3376 newvd = newrootvd->vdev_child[0]; | |
| 3377 | |
| 3378 if (!newvd->vdev_ops->vdev_op_leaf) | |
| 3379 return (spa_vdev_exit(spa, newrootvd, txg, EINVAL)); | |
| 3380 | |
| 2082 | 3381 if ((error = vdev_create(newrootvd, txg, replacing)) != 0) |
| 789 | 3382 return (spa_vdev_exit(spa, newrootvd, txg, error)); |
| 3383 | |
| 4527 | 3384 /* |
| 3385 * Spares can't replace logs | |
| 3386 */ | |
|
7326
a3c803100a09
6713886 hot spares of mirrored log devices should not be allowed
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
7313
diff
changeset
|
3387 if (oldvd->vdev_top->vdev_islog && newvd->vdev_isspare) |
| 4527 | 3388 return (spa_vdev_exit(spa, newrootvd, txg, ENOTSUP)); |
| 3389 | |
| 2082 | 3390 if (!replacing) { |
| 3391 /* | |
| 3392 * For attach, the only allowable parent is a mirror or the root | |
| 3393 * vdev. | |
| 3394 */ | |
| 3395 if (pvd->vdev_ops != &vdev_mirror_ops && | |
| 3396 pvd->vdev_ops != &vdev_root_ops) | |
| 3397 return (spa_vdev_exit(spa, newrootvd, txg, ENOTSUP)); | |
| 3398 | |
| 3399 pvops = &vdev_mirror_ops; | |
| 3400 } else { | |
| 3401 /* | |
| 3402 * Active hot spares can only be replaced by inactive hot | |
| 3403 * spares. | |
| 3404 */ | |
| 3405 if (pvd->vdev_ops == &vdev_spare_ops && | |
| 3406 pvd->vdev_child[1] == oldvd && | |
| 3407 !spa_has_spare(spa, newvd->vdev_guid)) | |
| 3408 return (spa_vdev_exit(spa, newrootvd, txg, ENOTSUP)); | |
| 3409 | |
| 3410 /* | |
| 3411 * If the source is a hot spare, and the parent isn't already a | |
| 3412 * spare, then we want to create a new hot spare. Otherwise, we | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3413 * want to create a replacing vdev. The user is not allowed to |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3414 * attach to a spared vdev child unless the 'isspare' state is |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3415 * the same (spare replaces spare, non-spare replaces |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3416 * non-spare). |
| 2082 | 3417 */ |
| 3418 if (pvd->vdev_ops == &vdev_replacing_ops) | |
| 3419 return (spa_vdev_exit(spa, newrootvd, txg, ENOTSUP)); | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3420 else if (pvd->vdev_ops == &vdev_spare_ops && |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3421 newvd->vdev_isspare != oldvd->vdev_isspare) |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3422 return (spa_vdev_exit(spa, newrootvd, txg, ENOTSUP)); |
| 2082 | 3423 else if (pvd->vdev_ops != &vdev_spare_ops && |
| 3424 newvd->vdev_isspare) | |
| 3425 pvops = &vdev_spare_ops; | |
| 3426 else | |
| 3427 pvops = &vdev_replacing_ops; | |
| 3428 } | |
| 3429 | |
|
1175
759d20c7e57b
6366265 attach/replace should allow a new device size at least the min of all devs in a mirror/raidz
lling
parents:
797
diff
changeset
|
3430 /* |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3431 * Make sure the new device is big enough. |
|
1175
759d20c7e57b
6366265 attach/replace should allow a new device size at least the min of all devs in a mirror/raidz
lling
parents:
797
diff
changeset
|
3432 */ |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3433 if (newvd->vdev_asize < vdev_get_min_asize(oldvd)) |
| 789 | 3434 return (spa_vdev_exit(spa, newrootvd, txg, EOVERFLOW)); |
| 3435 | |
| 1732 | 3436 /* |
| 3437 * The new device cannot have a higher alignment requirement | |
| 3438 * than the top-level vdev. | |
| 3439 */ | |
| 3440 if (newvd->vdev_ashift > oldvd->vdev_top->vdev_ashift) | |
| 789 | 3441 return (spa_vdev_exit(spa, newrootvd, txg, EDOM)); |
| 3442 | |
| 3443 /* | |
| 3444 * If this is an in-place replacement, update oldvd's path and devid | |
| 3445 * to make it distinguishable from newvd, and unopenable from now on. | |
| 3446 */ | |
| 3447 if (strcmp(oldvd->vdev_path, newvd->vdev_path) == 0) { | |
| 3448 spa_strfree(oldvd->vdev_path); | |
| 3449 oldvd->vdev_path = kmem_alloc(strlen(newvd->vdev_path) + 5, | |
| 3450 KM_SLEEP); | |
| 3451 (void) sprintf(oldvd->vdev_path, "%s/%s", | |
| 3452 newvd->vdev_path, "old"); | |
| 3453 if (oldvd->vdev_devid != NULL) { | |
| 3454 spa_strfree(oldvd->vdev_devid); | |
| 3455 oldvd->vdev_devid = NULL; | |
| 3456 } | |
| 3457 } | |
| 3458 | |
| 3459 /* | |
| 2082 | 3460 * If the parent is not a mirror, or if we're replacing, insert the new |
| 3461 * mirror/replacing/spare vdev above oldvd. | |
| 789 | 3462 */ |
| 3463 if (pvd->vdev_ops != pvops) | |
| 3464 pvd = vdev_add_parent(oldvd, pvops); | |
| 3465 | |
| 3466 ASSERT(pvd->vdev_top->vdev_parent == rvd); | |
| 3467 ASSERT(pvd->vdev_ops == pvops); | |
| 3468 ASSERT(oldvd->vdev_parent == pvd); | |
| 3469 | |
| 3470 /* | |
| 3471 * Extract the new device from its root and add it to pvd. | |
| 3472 */ | |
| 3473 vdev_remove_child(newrootvd, newvd); | |
| 3474 newvd->vdev_id = pvd->vdev_children; | |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3475 newvd->vdev_crtxg = oldvd->vdev_crtxg; |
| 789 | 3476 vdev_add_child(pvd, newvd); |
| 3477 | |
| 3478 tvd = newvd->vdev_top; | |
| 3479 ASSERT(pvd->vdev_top == tvd); | |
| 3480 ASSERT(tvd->vdev_parent == rvd); | |
| 3481 | |
| 3482 vdev_config_dirty(tvd); | |
| 3483 | |
| 3484 /* | |
| 3485 * Set newvd's DTL to [TXG_INITIAL, open_txg]. It will propagate | |
| 3486 * upward when spa_vdev_exit() calls vdev_dtl_reassess(). | |
| 3487 */ | |
| 3488 open_txg = txg + TXG_CONCURRENT_STATES - 1; | |
| 3489 | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3490 vdev_dtl_dirty(newvd, DTL_MISSING, |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3491 TXG_INITIAL, open_txg - TXG_INITIAL + 1); |
| 789 | 3492 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3493 if (newvd->vdev_isspare) { |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3494 spa_spare_activate(newvd); |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3495 spa_event_notify(spa, newvd, ESC_ZFS_VDEV_SPARE); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3496 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
3497 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3498 oldvdpath = spa_strdup(oldvd->vdev_path); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3499 newvdpath = spa_strdup(newvd->vdev_path); |
|
7313
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3500 newvd_isspare = newvd->vdev_isspare; |
| 1544 | 3501 |
| 789 | 3502 /* |
| 3503 * Mark newvd's DTL dirty in this txg. | |
| 3504 */ | |
| 1732 | 3505 vdev_dirty(tvd, VDD_DTL, newvd, txg); |
| 789 | 3506 |
| 3507 (void) spa_vdev_exit(spa, newrootvd, open_txg, 0); | |
| 3508 | |
|
9946
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9816
diff
changeset
|
3509 spa_history_internal_log(LOG_POOL_VDEV_ATTACH, spa, NULL, |
|
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9816
diff
changeset
|
3510 CRED(), "%s vdev=%s %s vdev=%s", |
|
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9816
diff
changeset
|
3511 replacing && newvd_isspare ? "spare in" : |
|
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9816
diff
changeset
|
3512 replacing ? "replace" : "attach", newvdpath, |
|
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9816
diff
changeset
|
3513 replacing ? "for" : "to", oldvdpath); |
|
7313
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3514 |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3515 spa_strfree(oldvdpath); |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3516 spa_strfree(newvdpath); |
|
99e2110471bb
6734585 zpool history should log when a spare device becomes active
Eric Kustarz <Eric.Kustarz@Sun.COM>
parents:
7294
diff
changeset
|
3517 |
| 789 | 3518 /* |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3519 * Kick off a resilver to update newvd. |
| 789 | 3520 */ |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
3521 VERIFY3U(spa_scrub(spa, POOL_SCRUB_RESILVER), ==, 0); |
| 789 | 3522 |
| 3523 return (0); | |
| 3524 } | |
| 3525 | |
| 3526 /* | |
| 3527 * Detach a device from a mirror or replacing vdev. | |
| 3528 * If 'replace_done' is specified, only detach if the parent | |
| 3529 * is a replacing vdev. | |
| 3530 */ | |
| 3531 int | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3532 spa_vdev_detach(spa_t *spa, uint64_t guid, uint64_t pguid, int replace_done) |
| 789 | 3533 { |
| 3534 uint64_t txg; | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3535 int error; |
| 789 | 3536 vdev_t *rvd = spa->spa_root_vdev; |
| 3537 vdev_t *vd, *pvd, *cvd, *tvd; | |
| 2082 | 3538 boolean_t unspare = B_FALSE; |
| 3539 uint64_t unspare_guid; | |
|
6673
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3540 size_t len; |
| 789 | 3541 |
| 3542 txg = spa_vdev_enter(spa); | |
| 3543 | |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
3544 vd = spa_lookup_by_guid(spa, guid, B_FALSE); |
| 789 | 3545 |
| 3546 if (vd == NULL) | |
| 3547 return (spa_vdev_exit(spa, NULL, txg, ENODEV)); | |
| 3548 | |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3549 if (!vd->vdev_ops->vdev_op_leaf) |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3550 return (spa_vdev_exit(spa, NULL, txg, ENOTSUP)); |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
3551 |
| 789 | 3552 pvd = vd->vdev_parent; |
| 3553 | |
| 3554 /* | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3555 * If the parent/child relationship is not as expected, don't do it. |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3556 * Consider M(A,R(B,C)) -- that is, a mirror of A with a replacing |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3557 * vdev that's replacing B with C. The user's intent in replacing |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3558 * is to go from M(A,B) to M(A,C). If the user decides to cancel |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3559 * the replace by detaching C, the expected behavior is to end up |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3560 * M(A,B). But suppose that right after deciding to detach C, |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3561 * the replacement of B completes. We would have M(A,C), and then |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3562 * ask to detach C, which would leave us with just A -- not what |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3563 * the user wanted. To prevent this, we make sure that the |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3564 * parent/child relationship hasn't changed -- in this example, |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3565 * that C's parent is still the replacing vdev R. |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3566 */ |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3567 if (pvd->vdev_guid != pguid && pguid != 0) |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3568 return (spa_vdev_exit(spa, NULL, txg, EBUSY)); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3569 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3570 /* |
| 789 | 3571 * If replace_done is specified, only remove this device if it's |
| 2082 | 3572 * the first child of a replacing vdev. For the 'spare' vdev, either |
| 3573 * disk can be removed. | |
| 789 | 3574 */ |
| 2082 | 3575 if (replace_done) { |
| 3576 if (pvd->vdev_ops == &vdev_replacing_ops) { | |
| 3577 if (vd->vdev_id != 0) | |
| 3578 return (spa_vdev_exit(spa, NULL, txg, ENOTSUP)); | |
| 3579 } else if (pvd->vdev_ops != &vdev_spare_ops) { | |
| 3580 return (spa_vdev_exit(spa, NULL, txg, ENOTSUP)); | |
| 3581 } | |
| 3582 } | |
| 3583 | |
| 3584 ASSERT(pvd->vdev_ops != &vdev_spare_ops || | |
| 4577 | 3585 spa_version(spa) >= SPA_VERSION_SPARES); |
| 789 | 3586 |
| 3587 /* | |
| 2082 | 3588 * Only mirror, replacing, and spare vdevs support detach. |
| 789 | 3589 */ |
| 3590 if (pvd->vdev_ops != &vdev_replacing_ops && | |
| 2082 | 3591 pvd->vdev_ops != &vdev_mirror_ops && |
| 3592 pvd->vdev_ops != &vdev_spare_ops) | |
| 789 | 3593 return (spa_vdev_exit(spa, NULL, txg, ENOTSUP)); |
| 3594 | |
| 3595 /* | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3596 * If this device has the only valid copy of some data, |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3597 * we cannot safely detach it. |
| 789 | 3598 */ |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3599 if (vdev_dtl_required(vd)) |
| 789 | 3600 return (spa_vdev_exit(spa, NULL, txg, EBUSY)); |
| 3601 | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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diff
changeset
|
3602 ASSERT(pvd->vdev_children >= 2); |
|
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6328632 zpool offline is a bit too conservative
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diff
changeset
|
3603 |
| 789 | 3604 /* |
|
6673
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3605 * If we are detaching the second disk from a replacing vdev, then |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3606 * check to see if we changed the original vdev's path to have "/old" |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3607 * at the end in spa_vdev_attach(). If so, undo that change now. |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3608 */ |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3609 if (pvd->vdev_ops == &vdev_replacing_ops && vd->vdev_id == 1 && |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3610 pvd->vdev_child[0]->vdev_path != NULL && |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3611 pvd->vdev_child[1]->vdev_path != NULL) { |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3612 ASSERT(pvd->vdev_child[1] == vd); |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3613 cvd = pvd->vdev_child[0]; |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3614 len = strlen(vd->vdev_path); |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3615 if (strncmp(cvd->vdev_path, vd->vdev_path, len) == 0 && |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3616 strcmp(cvd->vdev_path + len, "/old") == 0) { |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3617 spa_strfree(cvd->vdev_path); |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3618 cvd->vdev_path = spa_strdup(vd->vdev_path); |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3619 } |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3620 } |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3621 |
|
be079d6124af
6697301 deadlock between ZFS and devfs can hang system
eschrock
parents:
6643
diff
changeset
|
3622 /* |
| 2082 | 3623 * If we are detaching the original disk from a spare, then it implies |
| 3624 * that the spare should become a real disk, and be removed from the | |
| 3625 * active spare list for the pool. | |
| 3626 */ | |
| 3627 if (pvd->vdev_ops == &vdev_spare_ops && | |
|
8241
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6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3628 vd->vdev_id == 0 && pvd->vdev_child[1]->vdev_isspare) |
| 2082 | 3629 unspare = B_TRUE; |
| 3630 | |
| 3631 /* | |
| 789 | 3632 * Erase the disk labels so the disk can be used for other things. |
| 3633 * This must be done after all other error cases are handled, | |
| 3634 * but before we disembowel vd (so we can still do I/O to it). | |
| 3635 * But if we can't do it, don't treat the error as fatal -- | |
| 3636 * it may be that the unwritability of the disk is the reason | |
| 3637 * it's being detached! | |
| 3638 */ | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3639 error = vdev_label_init(vd, 0, VDEV_LABEL_REMOVE); |
| 789 | 3640 |
| 3641 /* | |
| 3642 * Remove vd from its parent and compact the parent's children. | |
| 3643 */ | |
| 3644 vdev_remove_child(pvd, vd); | |
| 3645 vdev_compact_children(pvd); | |
| 3646 | |
| 3647 /* | |
| 3648 * Remember one of the remaining children so we can get tvd below. | |
| 3649 */ | |
| 3650 cvd = pvd->vdev_child[0]; | |
| 3651 | |
| 3652 /* | |
| 2082 | 3653 * If we need to remove the remaining child from the list of hot spares, |
|
8241
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6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
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diff
changeset
|
3654 * do it now, marking the vdev as no longer a spare in the process. |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
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diff
changeset
|
3655 * We must do this before vdev_remove_parent(), because that can |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3656 * change the GUID if it creates a new toplevel GUID. For a similar |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3657 * reason, we must remove the spare now, in the same txg as the detach; |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3658 * otherwise someone could attach a new sibling, change the GUID, and |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3659 * the subsequent attempt to spa_vdev_remove(unspare_guid) would fail. |
| 2082 | 3660 */ |
| 3661 if (unspare) { | |
| 3662 ASSERT(cvd->vdev_isspare); | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3663 spa_spare_remove(cvd); |
| 2082 | 3664 unspare_guid = cvd->vdev_guid; |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
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diff
changeset
|
3665 (void) spa_vdev_remove(spa, unspare_guid, B_TRUE); |
| 2082 | 3666 } |
| 3667 | |
| 3668 /* | |
| 789 | 3669 * If the parent mirror/replacing vdev only has one child, |
| 3670 * the parent is no longer needed. Remove it from the tree. | |
| 3671 */ | |
| 3672 if (pvd->vdev_children == 1) | |
| 3673 vdev_remove_parent(cvd); | |
| 3674 | |
| 3675 /* | |
| 3676 * We don't set tvd until now because the parent we just removed | |
| 3677 * may have been the previous top-level vdev. | |
| 3678 */ | |
| 3679 tvd = cvd->vdev_top; | |
| 3680 ASSERT(tvd->vdev_parent == rvd); | |
| 3681 | |
| 3682 /* | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3683 * Reevaluate the parent vdev state. |
| 789 | 3684 */ |
| 4451 | 3685 vdev_propagate_state(cvd); |
| 789 | 3686 |
| 3687 /* | |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3688 * If the 'autoexpand' property is set on the pool then automatically |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3689 * try to expand the size of the pool. For example if the device we |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3690 * just detached was smaller than the others, it may be possible to |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3691 * add metaslabs (i.e. grow the pool). We need to reopen the vdev |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3692 * first so that we can obtain the updated sizes of the leaf vdevs. |
| 789 | 3693 */ |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3694 if (spa->spa_autoexpand) { |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3695 vdev_reopen(tvd); |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3696 vdev_expand(tvd, txg); |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3697 } |
| 789 | 3698 |
| 3699 vdev_config_dirty(tvd); | |
| 3700 | |
| 3701 /* | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3702 * Mark vd's DTL as dirty in this txg. vdev_dtl_sync() will see that |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3703 * vd->vdev_detached is set and free vd's DTL object in syncing context. |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3704 * But first make sure we're not on any *other* txg's DTL list, to |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3705 * prevent vd from being accessed after it's freed. |
| 789 | 3706 */ |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3707 for (int t = 0; t < TXG_SIZE; t++) |
| 789 | 3708 (void) txg_list_remove_this(&tvd->vdev_dtl_list, vd, t); |
| 1732 | 3709 vd->vdev_detached = B_TRUE; |
| 3710 vdev_dirty(tvd, VDD_DTL, vd, txg); | |
| 789 | 3711 |
| 4451 | 3712 spa_event_notify(spa, vd, ESC_ZFS_VDEV_REMOVE); |
| 3713 | |
| 2082 | 3714 error = spa_vdev_exit(spa, vd, txg, 0); |
| 3715 | |
| 3716 /* | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3717 * If this was the removal of the original device in a hot spare vdev, |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3718 * then we want to go through and remove the device from the hot spare |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
3719 * list of every other pool. |
| 2082 | 3720 */ |
| 3721 if (unspare) { | |
|
8241
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6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
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diff
changeset
|
3722 spa_t *myspa = spa; |
| 2082 | 3723 spa = NULL; |
| 3724 mutex_enter(&spa_namespace_lock); | |
| 3725 while ((spa = spa_next(spa)) != NULL) { | |
| 3726 if (spa->spa_state != POOL_STATE_ACTIVE) | |
| 3727 continue; | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3728 if (spa == myspa) |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3729 continue; |
|
7793
4dbbc0a3f135
6755897 recursive mutex enter in spa_vdev_enter when running test suite
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7754
diff
changeset
|
3730 spa_open_ref(spa, FTAG); |
|
4dbbc0a3f135
6755897 recursive mutex enter in spa_vdev_enter when running test suite
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7754
diff
changeset
|
3731 mutex_exit(&spa_namespace_lock); |
| 2082 | 3732 (void) spa_vdev_remove(spa, unspare_guid, B_TRUE); |
|
7793
4dbbc0a3f135
6755897 recursive mutex enter in spa_vdev_enter when running test suite
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7754
diff
changeset
|
3733 mutex_enter(&spa_namespace_lock); |
|
4dbbc0a3f135
6755897 recursive mutex enter in spa_vdev_enter when running test suite
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7754
diff
changeset
|
3734 spa_close(spa, FTAG); |
| 2082 | 3735 } |
| 3736 mutex_exit(&spa_namespace_lock); | |
| 3737 } | |
| 3738 | |
| 3739 return (error); | |
| 3740 } | |
| 3741 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3742 static nvlist_t * |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3743 spa_nvlist_lookup_by_guid(nvlist_t **nvpp, int count, uint64_t target_guid) |
| 2082 | 3744 { |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3745 for (int i = 0; i < count; i++) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3746 uint64_t guid; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3747 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3748 VERIFY(nvlist_lookup_uint64(nvpp[i], ZPOOL_CONFIG_GUID, |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3749 &guid) == 0); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3750 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3751 if (guid == target_guid) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3752 return (nvpp[i]); |
| 2082 | 3753 } |
| 3754 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3755 return (NULL); |
| 5450 | 3756 } |
| 3757 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3758 static void |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3759 spa_vdev_remove_aux(nvlist_t *config, char *name, nvlist_t **dev, int count, |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3760 nvlist_t *dev_to_remove) |
| 5450 | 3761 { |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3762 nvlist_t **newdev = NULL; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3763 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3764 if (count > 1) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3765 newdev = kmem_alloc((count - 1) * sizeof (void *), KM_SLEEP); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3766 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3767 for (int i = 0, j = 0; i < count; i++) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3768 if (dev[i] == dev_to_remove) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3769 continue; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3770 VERIFY(nvlist_dup(dev[i], &newdev[j++], KM_SLEEP) == 0); |
| 5450 | 3771 } |
| 3772 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3773 VERIFY(nvlist_remove(config, name, DATA_TYPE_NVLIST_ARRAY) == 0); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3774 VERIFY(nvlist_add_nvlist_array(config, name, newdev, count - 1) == 0); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3775 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3776 for (int i = 0; i < count - 1; i++) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3777 nvlist_free(newdev[i]); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3778 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3779 if (count > 1) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
3780 kmem_free(newdev, (count - 1) * sizeof (void *)); |
| 5450 | 3781 } |
| 3782 | |
| 3783 /* | |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3784 * Removing a device from the vdev namespace requires several steps |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3785 * and can take a significant amount of time. As a result we use |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3786 * the spa_vdev_config_[enter/exit] functions which allow us to |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3787 * grab and release the spa_config_lock while still holding the namespace |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3788 * lock. During each step the configuration is synced out. |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3789 */ |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3790 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3791 /* |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3792 * Evacuate the device. |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3793 */ |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3794 int |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3795 spa_vdev_remove_evacuate(spa_t *spa, vdev_t *vd) |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3796 { |
|
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3797 int error = 0; |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3798 uint64_t txg; |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3799 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3800 ASSERT(MUTEX_HELD(&spa_namespace_lock)); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3801 ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == 0); |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
3802 ASSERT(vd == vd->vdev_top); |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3803 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3804 /* |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3805 * Evacuate the device. We don't hold the config lock as writer |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3806 * since we need to do I/O but we do keep the |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3807 * spa_namespace_lock held. Once this completes the device |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3808 * should no longer have any blocks allocated on it. |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3809 */ |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3810 if (vd->vdev_islog) { |
|
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3811 error = dmu_objset_find(spa_name(spa), zil_vdev_offline, |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3812 NULL, DS_FIND_CHILDREN); |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3813 } else { |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3814 error = ENOTSUP; /* until we have bp rewrite */ |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3815 } |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3816 |
|
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3817 txg_wait_synced(spa_get_dsl(spa), 0); |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3818 |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3819 if (error) |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3820 return (error); |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3821 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3822 /* |
|
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3823 * The evacuation succeeded. Remove any remaining MOS metadata |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3824 * associated with this vdev, and wait for these changes to sync. |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3825 */ |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3826 txg = spa_vdev_config_enter(spa); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3827 vd->vdev_removing = B_TRUE; |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3828 vdev_dirty(vd, 0, NULL, txg); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3829 vdev_config_dirty(vd); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3830 spa_vdev_config_exit(spa, NULL, txg, 0, FTAG); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3831 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3832 return (0); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3833 } |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3834 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3835 /* |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3836 * Complete the removal by cleaning up the namespace. |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3837 */ |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3838 void |
|
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3839 spa_vdev_remove_from_namespace(spa_t *spa, vdev_t *vd) |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3840 { |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3841 vdev_t *rvd = spa->spa_root_vdev; |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3842 uint64_t id = vd->vdev_id; |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3843 boolean_t last_vdev = (id == (rvd->vdev_children - 1)); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3844 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3845 ASSERT(MUTEX_HELD(&spa_namespace_lock)); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3846 ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == SCL_ALL); |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
3847 ASSERT(vd == vd->vdev_top); |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3848 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3849 (void) vdev_label_init(vd, 0, VDEV_LABEL_REMOVE); |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
3850 |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
3851 if (list_link_active(&vd->vdev_state_dirty_node)) |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
3852 vdev_state_clean(vd); |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
3853 if (list_link_active(&vd->vdev_config_dirty_node)) |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
3854 vdev_config_clean(vd); |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
3855 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3856 vdev_free(vd); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3857 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3858 if (last_vdev) { |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3859 vdev_compact_children(rvd); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3860 } else { |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3861 vd = vdev_alloc_common(spa, id, 0, &vdev_hole_ops); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3862 vdev_add_child(rvd, vd); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3863 } |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3864 vdev_config_dirty(rvd); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3865 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3866 /* |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3867 * Reassess the health of our root vdev. |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3868 */ |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3869 vdev_reopen(rvd); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3870 } |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3871 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3872 /* |
| 5450 | 3873 * Remove a device from the pool. Currently, this supports removing only hot |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3874 * spares, slogs, and level 2 ARC devices. |
| 5450 | 3875 */ |
| 3876 int | |
| 3877 spa_vdev_remove(spa_t *spa, uint64_t guid, boolean_t unspare) | |
| 3878 { | |
| 3879 vdev_t *vd; | |
|
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3880 metaslab_group_t *mg; |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3881 nvlist_t **spares, **l2cache, *nv; |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
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parents:
10575
diff
changeset
|
3882 uint64_t txg = 0; |
| 5450 | 3883 uint_t nspares, nl2cache; |
| 3884 int error = 0; | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3885 boolean_t locked = MUTEX_HELD(&spa_namespace_lock); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3886 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3887 if (!locked) |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3888 txg = spa_vdev_enter(spa); |
| 5450 | 3889 |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
3890 vd = spa_lookup_by_guid(spa, guid, B_FALSE); |
| 5450 | 3891 |
| 3892 if (spa->spa_spares.sav_vdevs != NULL && | |
| 3893 nvlist_lookup_nvlist_array(spa->spa_spares.sav_config, | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3894 ZPOOL_CONFIG_SPARES, &spares, &nspares) == 0 && |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3895 (nv = spa_nvlist_lookup_by_guid(spares, nspares, guid)) != NULL) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3896 /* |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3897 * Only remove the hot spare if it's not currently in use |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3898 * in this pool. |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3899 */ |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3900 if (vd == NULL || unspare) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3901 spa_vdev_remove_aux(spa->spa_spares.sav_config, |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3902 ZPOOL_CONFIG_SPARES, spares, nspares, nv); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3903 spa_load_spares(spa); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3904 spa->spa_spares.sav_sync = B_TRUE; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3905 } else { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3906 error = EBUSY; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3907 } |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3908 } else if (spa->spa_l2cache.sav_vdevs != NULL && |
| 5450 | 3909 nvlist_lookup_nvlist_array(spa->spa_l2cache.sav_config, |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3910 ZPOOL_CONFIG_L2CACHE, &l2cache, &nl2cache) == 0 && |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3911 (nv = spa_nvlist_lookup_by_guid(l2cache, nl2cache, guid)) != NULL) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3912 /* |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3913 * Cache devices can always be removed. |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3914 */ |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3915 spa_vdev_remove_aux(spa->spa_l2cache.sav_config, |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3916 ZPOOL_CONFIG_L2CACHE, l2cache, nl2cache, nv); |
| 5450 | 3917 spa_load_l2cache(spa); |
| 3918 spa->spa_l2cache.sav_sync = B_TRUE; | |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3919 } else if (vd != NULL && vd->vdev_islog) { |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3920 ASSERT(!locked); |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
3921 ASSERT(vd == vd->vdev_top); |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3922 |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3923 /* |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3924 * XXX - Once we have bp-rewrite this should |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3925 * become the common case. |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3926 */ |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3927 |
|
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3928 mg = vd->vdev_mg; |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3929 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3930 /* |
|
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3931 * Stop allocating from this vdev. |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3932 */ |
|
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3933 metaslab_group_passivate(mg); |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3934 |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
3935 /* |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
3936 * Wait for the youngest allocations and frees to sync, |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
3937 * and then wait for the deferral of those frees to finish. |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
3938 */ |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
3939 spa_vdev_config_exit(spa, NULL, |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
3940 txg + TXG_CONCURRENT_STATES + TXG_DEFER_SIZE, 0, FTAG); |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
3941 |
|
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3942 /* |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3943 * Attempt to evacuate the vdev. |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3944 */ |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3945 error = spa_vdev_remove_evacuate(spa, vd); |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3946 |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3947 txg = spa_vdev_config_enter(spa); |
|
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3948 |
|
10974
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3949 /* |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3950 * If we couldn't evacuate the vdev, unwind. |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3951 */ |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3952 if (error) { |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3953 metaslab_group_activate(mg); |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3954 return (spa_vdev_exit(spa, NULL, txg, error)); |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3955 } |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3956 |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3957 /* |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3958 * Clean up the vdev namespace. |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3959 */ |
|
32d689ba6466
6897958 ASSERT in metaslab_class_space_update() with 8+ exabyte pool
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10956
diff
changeset
|
3960 spa_vdev_remove_from_namespace(spa, vd); |
|
10594
986cb68d2347
6574286 removing a slog doesn't work
George Wilson <George.Wilson@Sun.COM>
parents:
10575
diff
changeset
|
3961 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3962 } else if (vd != NULL) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3963 /* |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3964 * Normal vdevs cannot be removed (yet). |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3965 */ |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3966 error = ENOTSUP; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3967 } else { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3968 /* |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3969 * There is no vdev of any kind with the specified guid. |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3970 */ |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
3971 error = ENOENT; |
| 5450 | 3972 } |
| 2082 | 3973 |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3974 if (!locked) |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3975 return (spa_vdev_exit(spa, NULL, txg, error)); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3976 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
3977 return (error); |
| 789 | 3978 } |
| 3979 | |
| 3980 /* | |
| 4451 | 3981 * Find any device that's done replacing, or a vdev marked 'unspare' that's |
| 3982 * current spared, so we can detach it. | |
| 789 | 3983 */ |
| 1544 | 3984 static vdev_t * |
| 4451 | 3985 spa_vdev_resilver_done_hunt(vdev_t *vd) |
| 789 | 3986 { |
| 1544 | 3987 vdev_t *newvd, *oldvd; |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3988 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
3989 for (int c = 0; c < vd->vdev_children; c++) { |
| 4451 | 3990 oldvd = spa_vdev_resilver_done_hunt(vd->vdev_child[c]); |
| 1544 | 3991 if (oldvd != NULL) |
| 3992 return (oldvd); | |
| 3993 } | |
| 789 | 3994 |
| 4451 | 3995 /* |
| 3996 * Check for a completed replacement. | |
| 3997 */ | |
| 789 | 3998 if (vd->vdev_ops == &vdev_replacing_ops && vd->vdev_children == 2) { |
| 1544 | 3999 oldvd = vd->vdev_child[0]; |
| 4000 newvd = vd->vdev_child[1]; | |
| 789 | 4001 |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4002 if (vdev_dtl_empty(newvd, DTL_MISSING) && |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4003 !vdev_dtl_required(oldvd)) |
| 1544 | 4004 return (oldvd); |
| 4005 } | |
| 789 | 4006 |
| 4451 | 4007 /* |
| 4008 * Check for a completed resilver with the 'unspare' flag set. | |
| 4009 */ | |
| 4010 if (vd->vdev_ops == &vdev_spare_ops && vd->vdev_children == 2) { | |
| 4011 newvd = vd->vdev_child[0]; | |
| 4012 oldvd = vd->vdev_child[1]; | |
| 4013 | |
| 4014 if (newvd->vdev_unspare && | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4015 vdev_dtl_empty(newvd, DTL_MISSING) && |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4016 !vdev_dtl_required(oldvd)) { |
| 4451 | 4017 newvd->vdev_unspare = 0; |
| 4018 return (oldvd); | |
| 4019 } | |
| 4020 } | |
| 4021 | |
| 1544 | 4022 return (NULL); |
| 789 | 4023 } |
| 4024 | |
| 1544 | 4025 static void |
| 4451 | 4026 spa_vdev_resilver_done(spa_t *spa) |
| 789 | 4027 { |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4028 vdev_t *vd, *pvd, *ppvd; |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4029 uint64_t guid, sguid, pguid, ppguid; |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4030 |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4031 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 789 | 4032 |
| 4451 | 4033 while ((vd = spa_vdev_resilver_done_hunt(spa->spa_root_vdev)) != NULL) { |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4034 pvd = vd->vdev_parent; |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4035 ppvd = pvd->vdev_parent; |
| 1544 | 4036 guid = vd->vdev_guid; |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4037 pguid = pvd->vdev_guid; |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4038 ppguid = ppvd->vdev_guid; |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4039 sguid = 0; |
| 2082 | 4040 /* |
| 4041 * If we have just finished replacing a hot spared device, then | |
| 4042 * we need to detach the parent's first child (the original hot | |
| 4043 * spare) as well. | |
| 4044 */ | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4045 if (ppvd->vdev_ops == &vdev_spare_ops && pvd->vdev_id == 0) { |
| 2082 | 4046 ASSERT(pvd->vdev_ops == &vdev_replacing_ops); |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4047 ASSERT(ppvd->vdev_children == 2); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4048 sguid = ppvd->vdev_child[1]->vdev_guid; |
| 2082 | 4049 } |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4050 spa_config_exit(spa, SCL_ALL, FTAG); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4051 if (spa_vdev_detach(spa, guid, pguid, B_TRUE) != 0) |
| 1544 | 4052 return; |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4053 if (sguid && spa_vdev_detach(spa, sguid, ppguid, B_TRUE) != 0) |
| 2082 | 4054 return; |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4055 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 789 | 4056 } |
| 4057 | |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4058 spa_config_exit(spa, SCL_ALL, FTAG); |
| 789 | 4059 } |
| 4060 | |
| 4061 /* | |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4062 * Update the stored path or FRU for this vdev. Dirty the vdev configuration, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4063 * relying on spa_vdev_enter/exit() to synchronize the labels and cache. |
|
1354
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
4064 */ |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
4065 int |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4066 spa_vdev_set_common(spa_t *spa, uint64_t guid, const char *value, |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4067 boolean_t ispath) |
|
1354
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
4068 { |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4069 vdev_t *vd; |
|
1354
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
4070 uint64_t txg; |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
4071 |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
4072 txg = spa_vdev_enter(spa); |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
4073 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4074 if ((vd = spa_lookup_by_guid(spa, guid, B_TRUE)) == NULL) |
| 5450 | 4075 return (spa_vdev_exit(spa, NULL, txg, ENOENT)); |
|
1354
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
4076 |
|
1585
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
4077 if (!vd->vdev_ops->vdev_op_leaf) |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
4078 return (spa_vdev_exit(spa, NULL, txg, ENOTSUP)); |
|
4ad213e858a9
6395480 ztest ASSERT: rbt.bt_objset == wbt.bt_objset, line 2041
bonwick
parents:
1544
diff
changeset
|
4079 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4080 if (ispath) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4081 spa_strfree(vd->vdev_path); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4082 vd->vdev_path = spa_strdup(value); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4083 } else { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4084 if (vd->vdev_fru != NULL) |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4085 spa_strfree(vd->vdev_fru); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4086 vd->vdev_fru = spa_strdup(value); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4087 } |
|
1354
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
4088 |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
4089 vdev_config_dirty(vd->vdev_top); |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
4090 |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
4091 return (spa_vdev_exit(spa, NULL, txg, 0)); |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
4092 } |
|
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
4093 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4094 int |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4095 spa_vdev_setpath(spa_t *spa, uint64_t guid, const char *newpath) |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4096 { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4097 return (spa_vdev_set_common(spa, guid, newpath, B_TRUE)); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4098 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4099 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4100 int |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4101 spa_vdev_setfru(spa_t *spa, uint64_t guid, const char *newfru) |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4102 { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4103 return (spa_vdev_set_common(spa, guid, newfru, B_FALSE)); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4104 } |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4105 |
|
1354
81359ee1ee63
6362672 import gets confused about overlapping slices
eschrock
parents:
1175
diff
changeset
|
4106 /* |
| 789 | 4107 * ========================================================================== |
| 4108 * SPA Scrubbing | |
| 4109 * ========================================================================== | |
| 4110 */ | |
| 4111 | |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4112 int |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4113 spa_scrub(spa_t *spa, pool_scrub_type_t type) |
| 789 | 4114 { |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4115 ASSERT(spa_config_held(spa, SCL_ALL, RW_WRITER) == 0); |
| 4808 | 4116 |
| 789 | 4117 if ((uint_t)type >= POOL_SCRUB_TYPES) |
| 4118 return (ENOTSUP); | |
| 4119 | |
| 4120 /* | |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4121 * If a resilver was requested, but there is no DTL on a |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4122 * writeable leaf device, we have nothing to do. |
| 789 | 4123 */ |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4124 if (type == POOL_SCRUB_RESILVER && |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4125 !vdev_resilver_needed(spa->spa_root_vdev, NULL, NULL)) { |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4126 spa_async_request(spa, SPA_ASYNC_RESILVER_DONE); |
| 1544 | 4127 return (0); |
| 4128 } | |
| 789 | 4129 |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4130 if (type == POOL_SCRUB_EVERYTHING && |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4131 spa->spa_dsl_pool->dp_scrub_func != SCRUB_FUNC_NONE && |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4132 spa->spa_dsl_pool->dp_scrub_isresilver) |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4133 return (EBUSY); |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4134 |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4135 if (type == POOL_SCRUB_EVERYTHING || type == POOL_SCRUB_RESILVER) { |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4136 return (dsl_pool_scrub_clean(spa->spa_dsl_pool)); |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4137 } else if (type == POOL_SCRUB_NONE) { |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4138 return (dsl_pool_scrub_cancel(spa->spa_dsl_pool)); |
| 1544 | 4139 } else { |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4140 return (EINVAL); |
| 1544 | 4141 } |
| 789 | 4142 } |
| 4143 | |
| 1544 | 4144 /* |
| 4145 * ========================================================================== | |
| 4146 * SPA async task processing | |
| 4147 * ========================================================================== | |
| 4148 */ | |
| 4149 | |
| 4150 static void | |
| 4451 | 4151 spa_async_remove(spa_t *spa, vdev_t *vd) |
| 789 | 4152 { |
|
7361
e7d1b928b483
6715111 A removed L2ARC device should show status REMOVED
Brendan Gregg - Sun Microsystems <Brendan.Gregg@Sun.COM>
parents:
7326
diff
changeset
|
4153 if (vd->vdev_remove_wanted) { |
|
e7d1b928b483
6715111 A removed L2ARC device should show status REMOVED
Brendan Gregg - Sun Microsystems <Brendan.Gregg@Sun.COM>
parents:
7326
diff
changeset
|
4154 vd->vdev_remove_wanted = 0; |
|
e7d1b928b483
6715111 A removed L2ARC device should show status REMOVED
Brendan Gregg - Sun Microsystems <Brendan.Gregg@Sun.COM>
parents:
7326
diff
changeset
|
4155 vdev_set_state(vd, B_FALSE, VDEV_STATE_REMOVED, VDEV_AUX_NONE); |
|
10575
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
4156 |
|
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
4157 /* |
|
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
4158 * We want to clear the stats, but we don't want to do a full |
|
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
4159 * vdev_clear() as that will cause us to throw away |
|
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
4160 * degraded/faulted state as well as attempt to reopen the |
|
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
4161 * device, all of which is a waste. |
|
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
4162 */ |
|
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
4163 vd->vdev_stat.vs_read_errors = 0; |
|
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
4164 vd->vdev_stat.vs_write_errors = 0; |
|
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
4165 vd->vdev_stat.vs_checksum_errors = 0; |
|
2a8816c5173b
6882196 resource.* events shouldn't be posted during spa_tryimport()
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
10342
diff
changeset
|
4166 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4167 vdev_state_dirty(vd->vdev_top); |
| 1544 | 4168 } |
|
7361
e7d1b928b483
6715111 A removed L2ARC device should show status REMOVED
Brendan Gregg - Sun Microsystems <Brendan.Gregg@Sun.COM>
parents:
7326
diff
changeset
|
4169 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4170 for (int c = 0; c < vd->vdev_children; c++) |
|
7361
e7d1b928b483
6715111 A removed L2ARC device should show status REMOVED
Brendan Gregg - Sun Microsystems <Brendan.Gregg@Sun.COM>
parents:
7326
diff
changeset
|
4171 spa_async_remove(spa, vd->vdev_child[c]); |
| 1544 | 4172 } |
| 4173 | |
| 4174 static void | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4175 spa_async_probe(spa_t *spa, vdev_t *vd) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4176 { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4177 if (vd->vdev_probe_wanted) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4178 vd->vdev_probe_wanted = 0; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4179 vdev_reopen(vd); /* vdev_open() does the actual probe */ |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4180 } |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4181 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4182 for (int c = 0; c < vd->vdev_children; c++) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4183 spa_async_probe(spa, vd->vdev_child[c]); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4184 } |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4185 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4186 static void |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
4187 spa_async_autoexpand(spa_t *spa, vdev_t *vd) |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
4188 { |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
4189 sysevent_id_t eid; |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
4190 nvlist_t *attr; |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
4191 char *physpath; |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
4192 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
4193 if (!spa->spa_autoexpand) |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
4194 return; |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
4195 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
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|
4196 for (int c = 0; c < vd->vdev_children; c++) { |
|
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diff
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|
4197 vdev_t *cvd = vd->vdev_child[c]; |
|
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diff
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|
4198 spa_async_autoexpand(spa, cvd); |
|
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diff
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|
4199 } |
|
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diff
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|
4200 |
|
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changeset
|
4201 if (!vd->vdev_ops->vdev_op_leaf || vd->vdev_physpath == NULL) |
|
847676ec1c5b
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diff
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|
4202 return; |
|
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George Wilson <George.Wilson@Sun.COM>
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9790
diff
changeset
|
4203 |
|
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9790
diff
changeset
|
4204 physpath = kmem_zalloc(MAXPATHLEN, KM_SLEEP); |
|
847676ec1c5b
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parents:
9790
diff
changeset
|
4205 (void) snprintf(physpath, MAXPATHLEN, "/devices%s", vd->vdev_physpath); |
|
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9790
diff
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|
4206 |
|
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George Wilson <George.Wilson@Sun.COM>
parents:
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diff
changeset
|
4207 VERIFY(nvlist_alloc(&attr, NV_UNIQUE_NAME, KM_SLEEP) == 0); |
|
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George Wilson <George.Wilson@Sun.COM>
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diff
changeset
|
4208 VERIFY(nvlist_add_string(attr, DEV_PHYS_PATH, physpath) == 0); |
|
847676ec1c5b
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9790
diff
changeset
|
4209 |
|
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George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
4210 (void) ddi_log_sysevent(zfs_dip, SUNW_VENDOR, EC_DEV_STATUS, |
|
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9790
diff
changeset
|
4211 ESC_DEV_DLE, attr, &eid, DDI_SLEEP); |
|
847676ec1c5b
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diff
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|
4212 |
|
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diff
changeset
|
4213 nvlist_free(attr); |
|
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parents:
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diff
changeset
|
4214 kmem_free(physpath, MAXPATHLEN); |
|
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diff
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|
4215 } |
|
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9790
diff
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|
4216 |
|
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diff
changeset
|
4217 static void |
| 1544 | 4218 spa_async_thread(spa_t *spa) |
| 4219 { | |
|
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diff
changeset
|
4220 int tasks; |
| 1544 | 4221 |
| 4222 ASSERT(spa->spa_sync_on); | |
| 789 | 4223 |
| 1544 | 4224 mutex_enter(&spa->spa_async_lock); |
| 4225 tasks = spa->spa_async_tasks; | |
| 4226 spa->spa_async_tasks = 0; | |
| 4227 mutex_exit(&spa->spa_async_lock); | |
| 4228 | |
| 4229 /* | |
|
1635
0ab1193d47cb
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bonwick
parents:
1601
diff
changeset
|
4230 * See if the config needs to be updated. |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
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diff
changeset
|
4231 */ |
|
0ab1193d47cb
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1601
diff
changeset
|
4232 if (tasks & SPA_ASYNC_CONFIG_UPDATE) { |
|
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diff
changeset
|
4233 uint64_t old_space, new_space; |
|
9816
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diff
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|
4234 |
|
1635
0ab1193d47cb
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diff
changeset
|
4235 mutex_enter(&spa_namespace_lock); |
|
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diff
changeset
|
4236 old_space = metaslab_class_get_space(spa_normal_class(spa)); |
|
1635
0ab1193d47cb
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1601
diff
changeset
|
4237 spa_config_update(spa, SPA_CONFIG_UPDATE_POOL); |
|
10922
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4238 new_space = metaslab_class_get_space(spa_normal_class(spa)); |
|
1635
0ab1193d47cb
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parents:
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diff
changeset
|
4239 mutex_exit(&spa_namespace_lock); |
|
9816
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diff
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|
4240 |
|
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diff
changeset
|
4241 /* |
|
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parents:
9790
diff
changeset
|
4242 * If the pool grew as a result of the config update, |
|
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diff
changeset
|
4243 * then log an internal history event. |
|
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parents:
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diff
changeset
|
4244 */ |
|
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diff
changeset
|
4245 if (new_space != old_space) { |
|
9946
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9816
diff
changeset
|
4246 spa_history_internal_log(LOG_POOL_VDEV_ONLINE, |
|
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9816
diff
changeset
|
4247 spa, NULL, CRED(), |
|
86a051e72232
6842809 zfs history needs to record system info on import/create
Mark J Musante <Mark.Musante@Sun.COM>
parents:
9816
diff
changeset
|
4248 "pool '%s' size: %llu(+%llu)", |
|
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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10921
diff
changeset
|
4249 spa_name(spa), new_space, new_space - old_space); |
|
9816
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parents:
9790
diff
changeset
|
4250 } |
|
1635
0ab1193d47cb
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bonwick
parents:
1601
diff
changeset
|
4251 } |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4252 |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4253 /* |
| 4451 | 4254 * See if any devices need to be marked REMOVED. |
| 1544 | 4255 */ |
|
7754
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4256 if (tasks & SPA_ASYNC_REMOVE) { |
|
10685
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10672
diff
changeset
|
4257 spa_vdev_state_enter(spa, SCL_NONE); |
| 4451 | 4258 spa_async_remove(spa, spa->spa_root_vdev); |
|
7754
b80e4842ad54
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4259 for (int i = 0; i < spa->spa_l2cache.sav_count; i++) |
|
7361
e7d1b928b483
6715111 A removed L2ARC device should show status REMOVED
Brendan Gregg - Sun Microsystems <Brendan.Gregg@Sun.COM>
parents:
7326
diff
changeset
|
4260 spa_async_remove(spa, spa->spa_l2cache.sav_vdevs[i]); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4261 for (int i = 0; i < spa->spa_spares.sav_count; i++) |
|
7361
e7d1b928b483
6715111 A removed L2ARC device should show status REMOVED
Brendan Gregg - Sun Microsystems <Brendan.Gregg@Sun.COM>
parents:
7326
diff
changeset
|
4262 spa_async_remove(spa, spa->spa_spares.sav_vdevs[i]); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4263 (void) spa_vdev_state_exit(spa, NULL, 0); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
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diff
changeset
|
4264 } |
|
b80e4842ad54
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7706
diff
changeset
|
4265 |
|
9816
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9790
diff
changeset
|
4266 if ((tasks & SPA_ASYNC_AUTOEXPAND) && !spa_suspended(spa)) { |
|
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9790
diff
changeset
|
4267 spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); |
|
847676ec1c5b
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9790
diff
changeset
|
4268 spa_async_autoexpand(spa, spa->spa_root_vdev); |
|
847676ec1c5b
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parents:
9790
diff
changeset
|
4269 spa_config_exit(spa, SCL_CONFIG, FTAG); |
|
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9790
diff
changeset
|
4270 } |
|
847676ec1c5b
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parents:
9790
diff
changeset
|
4271 |
|
7754
b80e4842ad54
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4272 /* |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4273 * See if any devices need to be probed. |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
4274 */ |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4275 if (tasks & SPA_ASYNC_PROBE) { |
|
10685
931790026ac6
6846163 ZFS continues to use faulted logzilla, bringing system to a crawl
George Wilson <George.Wilson@Sun.COM>
parents:
10672
diff
changeset
|
4276 spa_vdev_state_enter(spa, SCL_NONE); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4277 spa_async_probe(spa, spa->spa_root_vdev); |
|
b80e4842ad54
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Jeff Bonwick <Jeff.Bonwick@Sun.COM>
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7706
diff
changeset
|
4278 (void) spa_vdev_state_exit(spa, NULL, 0); |
| 4451 | 4279 } |
| 1544 | 4280 |
| 4281 /* | |
| 4282 * If any devices are done replacing, detach them. | |
| 4283 */ | |
| 4451 | 4284 if (tasks & SPA_ASYNC_RESILVER_DONE) |
| 4285 spa_vdev_resilver_done(spa); | |
| 789 | 4286 |
| 1544 | 4287 /* |
| 4288 * Kick off a resilver. | |
| 4289 */ | |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4290 if (tasks & SPA_ASYNC_RESILVER) |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4291 VERIFY(spa_scrub(spa, POOL_SCRUB_RESILVER) == 0); |
| 1544 | 4292 |
| 4293 /* | |
| 4294 * Let the world know that we're done. | |
| 4295 */ | |
| 4296 mutex_enter(&spa->spa_async_lock); | |
| 4297 spa->spa_async_thread = NULL; | |
| 4298 cv_broadcast(&spa->spa_async_cv); | |
| 4299 mutex_exit(&spa->spa_async_lock); | |
| 4300 thread_exit(); | |
| 4301 } | |
| 4302 | |
| 4303 void | |
| 4304 spa_async_suspend(spa_t *spa) | |
| 4305 { | |
| 4306 mutex_enter(&spa->spa_async_lock); | |
| 4307 spa->spa_async_suspended++; | |
| 4308 while (spa->spa_async_thread != NULL) | |
| 4309 cv_wait(&spa->spa_async_cv, &spa->spa_async_lock); | |
| 4310 mutex_exit(&spa->spa_async_lock); | |
| 4311 } | |
| 4312 | |
| 4313 void | |
| 4314 spa_async_resume(spa_t *spa) | |
| 4315 { | |
| 4316 mutex_enter(&spa->spa_async_lock); | |
| 4317 ASSERT(spa->spa_async_suspended != 0); | |
| 4318 spa->spa_async_suspended--; | |
| 4319 mutex_exit(&spa->spa_async_lock); | |
| 4320 } | |
| 4321 | |
| 4322 static void | |
| 4323 spa_async_dispatch(spa_t *spa) | |
| 4324 { | |
| 4325 mutex_enter(&spa->spa_async_lock); | |
| 4326 if (spa->spa_async_tasks && !spa->spa_async_suspended && | |
|
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diff
changeset
|
4327 spa->spa_async_thread == NULL && |
|
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diff
changeset
|
4328 rootdir != NULL && !vn_is_readonly(rootdir)) |
| 1544 | 4329 spa->spa_async_thread = thread_create(NULL, 0, |
| 4330 spa_async_thread, spa, 0, &p0, TS_RUN, maxclsyspri); | |
| 4331 mutex_exit(&spa->spa_async_lock); | |
| 4332 } | |
| 4333 | |
| 4334 void | |
| 4335 spa_async_request(spa_t *spa, int task) | |
| 4336 { | |
| 4337 mutex_enter(&spa->spa_async_lock); | |
| 4338 spa->spa_async_tasks |= task; | |
| 4339 mutex_exit(&spa->spa_async_lock); | |
| 789 | 4340 } |
| 4341 | |
| 4342 /* | |
| 4343 * ========================================================================== | |
| 4344 * SPA syncing routines | |
| 4345 * ========================================================================== | |
| 4346 */ | |
| 4347 static void | |
|
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diff
changeset
|
4348 spa_sync_deferred_bplist(spa_t *spa, bplist_t *bpl, dmu_tx_t *tx, uint64_t txg) |
| 789 | 4349 { |
| 4350 blkptr_t blk; | |
| 4351 uint64_t itor = 0; | |
| 4352 uint8_t c = 1; | |
| 4353 | |
|
7754
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diff
changeset
|
4354 while (bplist_iterate(bpl, &itor, &blk) == 0) { |
|
b80e4842ad54
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diff
changeset
|
4355 ASSERT(blk.blk_birth < txg); |
|
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diff
changeset
|
4356 zio_free(spa, txg, &blk); |
|
7754
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diff
changeset
|
4357 } |
| 789 | 4358 |
| 4359 bplist_vacate(bpl, tx); | |
| 4360 | |
| 4361 /* | |
| 4362 * Pre-dirty the first block so we sync to convergence faster. | |
| 4363 * (Usually only the first block is needed.) | |
| 4364 */ | |
|
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diff
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|
4365 dmu_write(bpl->bpl_mos, spa->spa_deferred_bplist_obj, 0, 1, &c, tx); |
|
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changeset
|
4366 } |
|
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diff
changeset
|
4367 |
|
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changeset
|
4368 static void |
|
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diff
changeset
|
4369 spa_sync_free(void *arg, const blkptr_t *bp, dmu_tx_t *tx) |
|
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|
4370 { |
|
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changeset
|
4371 zio_t *zio = arg; |
|
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|
4372 |
|
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diff
changeset
|
4373 zio_nowait(zio_free_sync(zio, zio->io_spa, dmu_tx_get_txg(tx), bp, |
|
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diff
changeset
|
4374 zio->io_flags)); |
| 789 | 4375 } |
| 4376 | |
| 4377 static void | |
| 2082 | 4378 spa_sync_nvlist(spa_t *spa, uint64_t obj, nvlist_t *nv, dmu_tx_t *tx) |
| 4379 { | |
| 4380 char *packed = NULL; | |
|
7497
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
4381 size_t bufsize; |
| 2082 | 4382 size_t nvsize = 0; |
| 4383 dmu_buf_t *db; | |
| 4384 | |
| 4385 VERIFY(nvlist_size(nv, &nvsize, NV_ENCODE_XDR) == 0); | |
| 4386 | |
|
7497
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
4387 /* |
|
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
4388 * Write full (SPA_CONFIG_BLOCKSIZE) blocks of configuration |
|
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
4389 * information. This avoids the dbuf_will_dirty() path and |
|
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
4390 * saves us a pre-read to get data we don't actually care about. |
|
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
4391 */ |
|
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
4392 bufsize = P2ROUNDUP(nvsize, SPA_CONFIG_BLOCKSIZE); |
|
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
4393 packed = kmem_alloc(bufsize, KM_SLEEP); |
| 2082 | 4394 |
| 4395 VERIFY(nvlist_pack(nv, &packed, &nvsize, NV_ENCODE_XDR, | |
| 4396 KM_SLEEP) == 0); | |
|
7497
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
4397 bzero(packed + nvsize, bufsize - nvsize); |
|
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
4398 |
|
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
4399 dmu_write(spa->spa_meta_objset, obj, 0, bufsize, packed, tx); |
|
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
4400 |
|
f6c6be3b6154
6733970 assertion failure in dbuf_dirty() via spa_sync_nvlist()
Tim Haley <Tim.Haley@Sun.COM>
parents:
7377
diff
changeset
|
4401 kmem_free(packed, bufsize); |
| 2082 | 4402 |
| 4403 VERIFY(0 == dmu_bonus_hold(spa->spa_meta_objset, obj, FTAG, &db)); | |
| 4404 dmu_buf_will_dirty(db, tx); | |
| 4405 *(uint64_t *)db->db_data = nvsize; | |
| 4406 dmu_buf_rele(db, FTAG); | |
| 4407 } | |
| 4408 | |
| 4409 static void | |
| 5450 | 4410 spa_sync_aux_dev(spa_t *spa, spa_aux_vdev_t *sav, dmu_tx_t *tx, |
| 4411 const char *config, const char *entry) | |
| 2082 | 4412 { |
| 4413 nvlist_t *nvroot; | |
| 5450 | 4414 nvlist_t **list; |
| 2082 | 4415 int i; |
| 4416 | |
| 5450 | 4417 if (!sav->sav_sync) |
| 2082 | 4418 return; |
| 4419 | |
| 4420 /* | |
| 5450 | 4421 * Update the MOS nvlist describing the list of available devices. |
| 4422 * spa_validate_aux() will have already made sure this nvlist is | |
| 4451 | 4423 * valid and the vdevs are labeled appropriately. |
| 2082 | 4424 */ |
| 5450 | 4425 if (sav->sav_object == 0) { |
| 4426 sav->sav_object = dmu_object_alloc(spa->spa_meta_objset, | |
| 4427 DMU_OT_PACKED_NVLIST, 1 << 14, DMU_OT_PACKED_NVLIST_SIZE, | |
| 4428 sizeof (uint64_t), tx); | |
| 2082 | 4429 VERIFY(zap_update(spa->spa_meta_objset, |
| 5450 | 4430 DMU_POOL_DIRECTORY_OBJECT, entry, sizeof (uint64_t), 1, |
| 4431 &sav->sav_object, tx) == 0); | |
| 2082 | 4432 } |
| 4433 | |
| 4434 VERIFY(nvlist_alloc(&nvroot, NV_UNIQUE_NAME, KM_SLEEP) == 0); | |
| 5450 | 4435 if (sav->sav_count == 0) { |
| 4436 VERIFY(nvlist_add_nvlist_array(nvroot, config, NULL, 0) == 0); | |
| 2082 | 4437 } else { |
| 5450 | 4438 list = kmem_alloc(sav->sav_count * sizeof (void *), KM_SLEEP); |
| 4439 for (i = 0; i < sav->sav_count; i++) | |
| 4440 list[i] = vdev_config_generate(spa, sav->sav_vdevs[i], | |
| 4441 B_FALSE, B_FALSE, B_TRUE); | |
| 4442 VERIFY(nvlist_add_nvlist_array(nvroot, config, list, | |
| 4443 sav->sav_count) == 0); | |
| 4444 for (i = 0; i < sav->sav_count; i++) | |
| 4445 nvlist_free(list[i]); | |
| 4446 kmem_free(list, sav->sav_count * sizeof (void *)); | |
| 2082 | 4447 } |
| 4448 | |
| 5450 | 4449 spa_sync_nvlist(spa, sav->sav_object, nvroot, tx); |
| 2926 | 4450 nvlist_free(nvroot); |
| 2082 | 4451 |
| 5450 | 4452 sav->sav_sync = B_FALSE; |
| 2082 | 4453 } |
| 4454 | |
| 4455 static void | |
| 789 | 4456 spa_sync_config_object(spa_t *spa, dmu_tx_t *tx) |
| 4457 { | |
| 4458 nvlist_t *config; | |
| 4459 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4460 if (list_is_empty(&spa->spa_config_dirty_list)) |
| 789 | 4461 return; |
| 4462 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4463 spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4464 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4465 config = spa_config_generate(spa, spa->spa_root_vdev, |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4466 dmu_tx_get_txg(tx), B_FALSE); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4467 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4468 spa_config_exit(spa, SCL_STATE, FTAG); |
| 789 | 4469 |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4470 if (spa->spa_config_syncing) |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4471 nvlist_free(spa->spa_config_syncing); |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4472 spa->spa_config_syncing = config; |
| 789 | 4473 |
| 2082 | 4474 spa_sync_nvlist(spa, spa->spa_config_object, config, tx); |
| 789 | 4475 } |
| 4476 | |
| 5094 | 4477 /* |
| 4478 * Set zpool properties. | |
| 4479 */ | |
| 3912 | 4480 static void |
| 4543 | 4481 spa_sync_props(void *arg1, void *arg2, cred_t *cr, dmu_tx_t *tx) |
| 3912 | 4482 { |
| 4483 spa_t *spa = arg1; | |
| 5094 | 4484 objset_t *mos = spa->spa_meta_objset; |
| 3912 | 4485 nvlist_t *nvp = arg2; |
| 5094 | 4486 nvpair_t *elem; |
| 4451 | 4487 uint64_t intval; |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4488 char *strval; |
| 5094 | 4489 zpool_prop_t prop; |
| 4490 const char *propname; | |
| 4491 zprop_type_t proptype; | |
| 4492 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4493 mutex_enter(&spa->spa_props_lock); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4494 |
| 5094 | 4495 elem = NULL; |
| 4496 while ((elem = nvlist_next_nvpair(nvp, elem))) { | |
| 4497 switch (prop = zpool_name_to_prop(nvpair_name(elem))) { | |
| 4498 case ZPOOL_PROP_VERSION: | |
| 4499 /* | |
| 4500 * Only set version for non-zpool-creation cases | |
| 4501 * (set/import). spa_create() needs special care | |
| 4502 * for version setting. | |
| 4503 */ | |
| 4504 if (tx->tx_txg != TXG_INITIAL) { | |
| 4505 VERIFY(nvpair_value_uint64(elem, | |
| 4506 &intval) == 0); | |
| 4507 ASSERT(intval <= SPA_VERSION); | |
| 4508 ASSERT(intval >= spa_version(spa)); | |
| 4509 spa->spa_uberblock.ub_version = intval; | |
| 4510 vdev_config_dirty(spa->spa_root_vdev); | |
| 4511 } | |
| 4512 break; | |
| 4513 | |
| 4514 case ZPOOL_PROP_ALTROOT: | |
| 4515 /* | |
| 4516 * 'altroot' is a non-persistent property. It should | |
| 4517 * have been set temporarily at creation or import time. | |
| 4518 */ | |
| 4519 ASSERT(spa->spa_root != NULL); | |
| 4520 break; | |
| 4521 | |
| 5363 | 4522 case ZPOOL_PROP_CACHEFILE: |
| 5094 | 4523 /* |
|
8525
e0e0e525d0f8
6788830 set large value to reservation cause core dump
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
8242
diff
changeset
|
4524 * 'cachefile' is also a non-persisitent property. |
| 5094 | 4525 */ |
| 4543 | 4526 break; |
| 5094 | 4527 default: |
| 4528 /* | |
| 4529 * Set pool property values in the poolprops mos object. | |
| 4530 */ | |
| 4531 if (spa->spa_pool_props_object == 0) { | |
| 4532 VERIFY((spa->spa_pool_props_object = | |
| 4533 zap_create(mos, DMU_OT_POOL_PROPS, | |
| 4534 DMU_OT_NONE, 0, tx)) > 0); | |
| 4535 | |
| 4536 VERIFY(zap_update(mos, | |
| 4537 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_PROPS, | |
| 4538 8, 1, &spa->spa_pool_props_object, tx) | |
| 4539 == 0); | |
| 4540 } | |
| 4541 | |
| 4542 /* normalize the property name */ | |
| 4543 propname = zpool_prop_to_name(prop); | |
| 4544 proptype = zpool_prop_get_type(prop); | |
| 4545 | |
| 4546 if (nvpair_type(elem) == DATA_TYPE_STRING) { | |
| 4547 ASSERT(proptype == PROP_TYPE_STRING); | |
| 4548 VERIFY(nvpair_value_string(elem, &strval) == 0); | |
| 4549 VERIFY(zap_update(mos, | |
| 4550 spa->spa_pool_props_object, propname, | |
| 4551 1, strlen(strval) + 1, strval, tx) == 0); | |
| 4552 | |
| 4553 } else if (nvpair_type(elem) == DATA_TYPE_UINT64) { | |
| 4554 VERIFY(nvpair_value_uint64(elem, &intval) == 0); | |
| 4555 | |
| 4556 if (proptype == PROP_TYPE_INDEX) { | |
| 4557 const char *unused; | |
| 4558 VERIFY(zpool_prop_index_to_string( | |
| 4559 prop, intval, &unused) == 0); | |
| 4560 } | |
| 4561 VERIFY(zap_update(mos, | |
| 4562 spa->spa_pool_props_object, propname, | |
| 4563 8, 1, &intval, tx) == 0); | |
| 4564 } else { | |
| 4565 ASSERT(0); /* not allowed */ | |
| 4566 } | |
| 4567 | |
| 5329 | 4568 switch (prop) { |
| 4569 case ZPOOL_PROP_DELEGATION: | |
| 5094 | 4570 spa->spa_delegation = intval; |
| 5329 | 4571 break; |
| 4572 case ZPOOL_PROP_BOOTFS: | |
| 5094 | 4573 spa->spa_bootfs = intval; |
| 5329 | 4574 break; |
| 4575 case ZPOOL_PROP_FAILUREMODE: | |
| 4576 spa->spa_failmode = intval; | |
| 4577 break; | |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
4578 case ZPOOL_PROP_AUTOEXPAND: |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
4579 spa->spa_autoexpand = intval; |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
4580 spa_async_request(spa, SPA_ASYNC_AUTOEXPAND); |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
4581 break; |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4582 case ZPOOL_PROP_DEDUPDITTO: |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4583 spa->spa_dedup_ditto = intval; |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4584 break; |
| 5329 | 4585 default: |
| 4586 break; | |
| 4587 } | |
| 3912 | 4588 } |
| 5094 | 4589 |
| 4590 /* log internal history if this is not a zpool create */ | |
| 4591 if (spa_version(spa) >= SPA_VERSION_ZPOOL_HISTORY && | |
| 4592 tx->tx_txg != TXG_INITIAL) { | |
| 4593 spa_history_internal_log(LOG_POOL_PROPSET, | |
| 4594 spa, tx, cr, "%s %lld %s", | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4595 nvpair_name(elem), intval, spa_name(spa)); |
| 5094 | 4596 } |
| 3912 | 4597 } |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4598 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4599 mutex_exit(&spa->spa_props_lock); |
| 3912 | 4600 } |
| 4601 | |
| 789 | 4602 /* |
| 4603 * Sync the specified transaction group. New blocks may be dirtied as | |
| 4604 * part of the process, so we iterate until it converges. | |
| 4605 */ | |
| 4606 void | |
| 4607 spa_sync(spa_t *spa, uint64_t txg) | |
| 4608 { | |
| 4609 dsl_pool_t *dp = spa->spa_dsl_pool; | |
| 4610 objset_t *mos = spa->spa_meta_objset; | |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4611 bplist_t *defer_bpl = &spa->spa_deferred_bplist; |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4612 bplist_t *free_bpl = &spa->spa_free_bplist[txg & TXG_MASK]; |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4613 vdev_t *rvd = spa->spa_root_vdev; |
| 789 | 4614 vdev_t *vd; |
| 4615 dmu_tx_t *tx; | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4616 int error; |
| 789 | 4617 |
| 4618 /* | |
| 4619 * Lock out configuration changes. | |
| 4620 */ | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4621 spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); |
| 789 | 4622 |
| 4623 spa->spa_syncing_txg = txg; | |
| 4624 spa->spa_sync_pass = 0; | |
| 4625 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4626 /* |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4627 * If there are any pending vdev state changes, convert them |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4628 * into config changes that go out with this transaction group. |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4629 */ |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4630 spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); |
|
8241
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4631 while (list_head(&spa->spa_state_dirty_list) != NULL) { |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4632 /* |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4633 * We need the write lock here because, for aux vdevs, |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4634 * calling vdev_config_dirty() modifies sav_config. |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4635 * This is ugly and will become unnecessary when we |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4636 * eliminate the aux vdev wart by integrating all vdevs |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4637 * into the root vdev tree. |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4638 */ |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4639 spa_config_exit(spa, SCL_CONFIG | SCL_STATE, FTAG); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4640 spa_config_enter(spa, SCL_CONFIG | SCL_STATE, FTAG, RW_WRITER); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4641 while ((vd = list_head(&spa->spa_state_dirty_list)) != NULL) { |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4642 vdev_state_clean(vd); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4643 vdev_config_dirty(vd); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4644 } |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4645 spa_config_exit(spa, SCL_CONFIG | SCL_STATE, FTAG); |
|
5a60f16123ba
6328632 zpool offline is a bit too conservative
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
8211
diff
changeset
|
4646 spa_config_enter(spa, SCL_CONFIG | SCL_STATE, FTAG, RW_READER); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4647 } |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4648 spa_config_exit(spa, SCL_STATE, FTAG); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4649 |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4650 VERIFY(0 == bplist_open(defer_bpl, mos, spa->spa_deferred_bplist_obj)); |
| 789 | 4651 |
| 2082 | 4652 tx = dmu_tx_create_assigned(dp, txg); |
| 4653 | |
| 4654 /* | |
| 4577 | 4655 * If we are upgrading to SPA_VERSION_RAIDZ_DEFLATE this txg, |
| 2082 | 4656 * set spa_deflate if we have no raid-z vdevs. |
| 4657 */ | |
| 4577 | 4658 if (spa->spa_ubsync.ub_version < SPA_VERSION_RAIDZ_DEFLATE && |
| 4659 spa->spa_uberblock.ub_version >= SPA_VERSION_RAIDZ_DEFLATE) { | |
| 2082 | 4660 int i; |
| 4661 | |
| 4662 for (i = 0; i < rvd->vdev_children; i++) { | |
| 4663 vd = rvd->vdev_child[i]; | |
| 4664 if (vd->vdev_deflate_ratio != SPA_MINBLOCKSIZE) | |
| 4665 break; | |
| 4666 } | |
| 4667 if (i == rvd->vdev_children) { | |
| 4668 spa->spa_deflate = TRUE; | |
| 4669 VERIFY(0 == zap_add(spa->spa_meta_objset, | |
| 4670 DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_DEFLATE, | |
| 4671 sizeof (uint64_t), 1, &spa->spa_deflate, tx)); | |
| 4672 } | |
| 4673 } | |
| 4674 | |
|
7046
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4675 if (spa->spa_ubsync.ub_version < SPA_VERSION_ORIGIN && |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4676 spa->spa_uberblock.ub_version >= SPA_VERSION_ORIGIN) { |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4677 dsl_pool_create_origin(dp, tx); |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4678 |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4679 /* Keeping the origin open increases spa_minref */ |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4680 spa->spa_minref += 3; |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4681 } |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4682 |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4683 if (spa->spa_ubsync.ub_version < SPA_VERSION_NEXT_CLONES && |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4684 spa->spa_uberblock.ub_version >= SPA_VERSION_NEXT_CLONES) { |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4685 dsl_pool_upgrade_clones(dp, tx); |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4686 } |
|
361307ae060d
6343667 scrub/resilver has to start over when a snapshot is taken
ahrens
parents:
7042
diff
changeset
|
4687 |
| 789 | 4688 /* |
| 4689 * If anything has changed in this txg, push the deferred frees | |
| 4690 * from the previous txg. If not, leave them alone so that we | |
| 4691 * don't generate work on an otherwise idle system. | |
| 4692 */ | |
| 4693 if (!txg_list_empty(&dp->dp_dirty_datasets, txg) || | |
|
2329
e640bebc73b3
6446569 deferred list is hooked on flintstone vitamins
ek110237
parents:
2199
diff
changeset
|
4694 !txg_list_empty(&dp->dp_dirty_dirs, txg) || |
|
e640bebc73b3
6446569 deferred list is hooked on flintstone vitamins
ek110237
parents:
2199
diff
changeset
|
4695 !txg_list_empty(&dp->dp_sync_tasks, txg)) |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4696 spa_sync_deferred_bplist(spa, defer_bpl, tx, txg); |
| 789 | 4697 |
| 4698 /* | |
| 4699 * Iterate to convergence. | |
| 4700 */ | |
| 4701 do { | |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4702 int pass = ++spa->spa_sync_pass; |
| 789 | 4703 |
| 4704 spa_sync_config_object(spa, tx); | |
| 5450 | 4705 spa_sync_aux_dev(spa, &spa->spa_spares, tx, |
| 4706 ZPOOL_CONFIG_SPARES, DMU_POOL_SPARES); | |
| 4707 spa_sync_aux_dev(spa, &spa->spa_l2cache, tx, | |
| 4708 ZPOOL_CONFIG_L2CACHE, DMU_POOL_L2CACHE); | |
| 1544 | 4709 spa_errlog_sync(spa, txg); |
| 789 | 4710 dsl_pool_sync(dp, txg); |
| 4711 | |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4712 if (pass <= SYNC_PASS_DEFERRED_FREE) { |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4713 zio_t *zio = zio_root(spa, NULL, NULL, 0); |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4714 bplist_sync(free_bpl, spa_sync_free, zio, tx); |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4715 VERIFY(zio_wait(zio) == 0); |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4716 } else { |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4717 bplist_sync(free_bpl, bplist_enqueue_cb, defer_bpl, tx); |
| 789 | 4718 } |
| 4719 | |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4720 ddt_sync(spa, txg); |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4721 |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4722 while (vd = txg_list_remove(&spa->spa_vdev_txg_list, txg)) |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4723 vdev_sync(vd, txg); |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4724 |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4725 } while (dmu_objset_is_dirty(mos, txg)); |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4726 |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4727 ASSERT(free_bpl->bpl_queue == NULL); |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4728 |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4729 bplist_close(defer_bpl); |
| 789 | 4730 |
| 4731 /* | |
| 4732 * Rewrite the vdev configuration (which includes the uberblock) | |
| 4733 * to commit the transaction group. | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4734 * |
|
5688
c0b02c8fd2c0
6640580 spa_get_random() is insanely slow in userland
bonwick
parents:
5621
diff
changeset
|
4735 * If there are no dirty vdevs, we sync the uberblock to a few |
|
c0b02c8fd2c0
6640580 spa_get_random() is insanely slow in userland
bonwick
parents:
5621
diff
changeset
|
4736 * random top-level vdevs that are known to be visible in the |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4737 * config cache (see spa_vdev_add() for a complete description). |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4738 * If there *are* dirty vdevs, sync the uberblock to all vdevs. |
| 789 | 4739 */ |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4740 for (;;) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4741 /* |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4742 * We hold SCL_STATE to prevent vdev open/close/etc. |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4743 * while we're attempting to write the vdev labels. |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4744 */ |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4745 spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4746 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4747 if (list_is_empty(&spa->spa_config_dirty_list)) { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4748 vdev_t *svd[SPA_DVAS_PER_BP]; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4749 int svdcount = 0; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4750 int children = rvd->vdev_children; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4751 int c0 = spa_get_random(children); |
|
9816
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
4752 |
|
847676ec1c5b
PSARC 2008/353 zpool autoexpand property
George Wilson <George.Wilson@Sun.COM>
parents:
9790
diff
changeset
|
4753 for (int c = 0; c < children; c++) { |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4754 vd = rvd->vdev_child[(c0 + c) % children]; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4755 if (vd->vdev_ms_array == 0 || vd->vdev_islog) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4756 continue; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4757 svd[svdcount++] = vd; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4758 if (svdcount == SPA_DVAS_PER_BP) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4759 break; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4760 } |
|
9725
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
4761 error = vdev_config_sync(svd, svdcount, txg, B_FALSE); |
|
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
4762 if (error != 0) |
|
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
4763 error = vdev_config_sync(svd, svdcount, txg, |
|
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
4764 B_TRUE); |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4765 } else { |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4766 error = vdev_config_sync(rvd->vdev_child, |
|
9725
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
4767 rvd->vdev_children, txg, B_FALSE); |
|
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
4768 if (error != 0) |
|
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
4769 error = vdev_config_sync(rvd->vdev_child, |
|
0bf7402e8022
6843014 ZFS B_FAILFAST handling is broken
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9701
diff
changeset
|
4770 rvd->vdev_children, txg, B_TRUE); |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4771 } |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4772 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4773 spa_config_exit(spa, SCL_STATE, FTAG); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4774 |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4775 if (error == 0) |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4776 break; |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4777 zio_suspend(spa, NULL); |
|
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4778 zio_resume_wait(spa); |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4779 } |
| 2082 | 4780 dmu_tx_commit(tx); |
| 4781 | |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4782 /* |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4783 * Clear the dirty config list. |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4784 */ |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4785 while ((vd = list_head(&spa->spa_config_dirty_list)) != NULL) |
|
1635
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4786 vdev_config_clean(vd); |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4787 |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4788 /* |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4789 * Now that the new config has synced transactionally, |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4790 * let it become visible to the config cache. |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4791 */ |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4792 if (spa->spa_config_syncing != NULL) { |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4793 spa_config_set(spa, spa->spa_config_syncing); |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4794 spa->spa_config_txg = txg; |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4795 spa->spa_config_syncing = NULL; |
|
0ab1193d47cb
6398664 zpool detach: missing argument to error message causes core dump
bonwick
parents:
1601
diff
changeset
|
4796 } |
| 789 | 4797 |
| 4798 spa->spa_ubsync = spa->spa_uberblock; | |
| 4799 | |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4800 dsl_pool_sync_done(dp, txg); |
| 789 | 4801 |
| 4802 /* | |
| 4803 * Update usable space statistics. | |
| 4804 */ | |
| 4805 while (vd = txg_list_remove(&spa->spa_vdev_txg_list, TXG_CLEAN(txg))) | |
| 4806 vdev_sync_done(vd, txg); | |
| 4807 | |
|
10956
0c81acaaf614
6897693 deduplication can only go so far
George Wilson <George.Wilson@Sun.COM>
parents:
10950
diff
changeset
|
4808 spa_update_dspace(spa); |
|
0c81acaaf614
6897693 deduplication can only go so far
George Wilson <George.Wilson@Sun.COM>
parents:
10950
diff
changeset
|
4809 |
| 789 | 4810 /* |
| 4811 * It had better be the case that we didn't dirty anything | |
| 2082 | 4812 * since vdev_config_sync(). |
| 789 | 4813 */ |
| 4814 ASSERT(txg_list_empty(&dp->dp_dirty_datasets, txg)); | |
| 4815 ASSERT(txg_list_empty(&dp->dp_dirty_dirs, txg)); | |
| 4816 ASSERT(txg_list_empty(&spa->spa_vdev_txg_list, txg)); | |
|
10922
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4817 ASSERT(defer_bpl->bpl_queue == NULL); |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4818 ASSERT(free_bpl->bpl_queue == NULL); |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4819 |
|
e2081f502306
PSARC 2009/571 ZFS Deduplication Properties
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
10921
diff
changeset
|
4820 spa->spa_sync_pass = 0; |
| 789 | 4821 |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4822 spa_config_exit(spa, SCL_CONFIG, FTAG); |
| 1544 | 4823 |
|
10921
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
4824 spa_handle_ignored_writes(spa); |
|
8aac17999e4d
PSARC 2009/479 zpool recovery support
Tim Haley <Tim.Haley@Sun.COM>
parents:
10822
diff
changeset
|
4825 |
| 1544 | 4826 /* |
| 4827 * If any async tasks have been requested, kick them off. | |
| 4828 */ | |
| 4829 spa_async_dispatch(spa); | |
| 789 | 4830 } |
| 4831 | |
| 4832 /* | |
| 4833 * Sync all pools. We don't want to hold the namespace lock across these | |
| 4834 * operations, so we take a reference on the spa_t and drop the lock during the | |
| 4835 * sync. | |
| 4836 */ | |
| 4837 void | |
| 4838 spa_sync_allpools(void) | |
| 4839 { | |
| 4840 spa_t *spa = NULL; | |
| 4841 mutex_enter(&spa_namespace_lock); | |
| 4842 while ((spa = spa_next(spa)) != NULL) { | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4843 if (spa_state(spa) != POOL_STATE_ACTIVE || spa_suspended(spa)) |
| 789 | 4844 continue; |
| 4845 spa_open_ref(spa, FTAG); | |
| 4846 mutex_exit(&spa_namespace_lock); | |
| 4847 txg_wait_synced(spa_get_dsl(spa), 0); | |
| 4848 mutex_enter(&spa_namespace_lock); | |
| 4849 spa_close(spa, FTAG); | |
| 4850 } | |
| 4851 mutex_exit(&spa_namespace_lock); | |
| 4852 } | |
| 4853 | |
| 4854 /* | |
| 4855 * ========================================================================== | |
| 4856 * Miscellaneous routines | |
| 4857 * ========================================================================== | |
| 4858 */ | |
| 4859 | |
| 4860 /* | |
| 4861 * Remove all pools in the system. | |
| 4862 */ | |
| 4863 void | |
| 4864 spa_evict_all(void) | |
| 4865 { | |
| 4866 spa_t *spa; | |
| 4867 | |
| 4868 /* | |
| 4869 * Remove all cached state. All pools should be closed now, | |
| 4870 * so every spa in the AVL tree should be unreferenced. | |
| 4871 */ | |
| 4872 mutex_enter(&spa_namespace_lock); | |
| 4873 while ((spa = spa_next(NULL)) != NULL) { | |
| 4874 /* | |
| 1544 | 4875 * Stop async tasks. The async thread may need to detach |
| 4876 * a device that's been replaced, which requires grabbing | |
| 4877 * spa_namespace_lock, so we must drop it here. | |
| 789 | 4878 */ |
| 4879 spa_open_ref(spa, FTAG); | |
| 4880 mutex_exit(&spa_namespace_lock); | |
| 1544 | 4881 spa_async_suspend(spa); |
| 4808 | 4882 mutex_enter(&spa_namespace_lock); |
| 789 | 4883 spa_close(spa, FTAG); |
| 4884 | |
| 4885 if (spa->spa_state != POOL_STATE_UNINITIALIZED) { | |
| 4886 spa_unload(spa); | |
| 4887 spa_deactivate(spa); | |
| 4888 } | |
| 4889 spa_remove(spa); | |
| 4890 } | |
| 4891 mutex_exit(&spa_namespace_lock); | |
| 4892 } | |
| 1544 | 4893 |
| 4894 vdev_t * | |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4895 spa_lookup_by_guid(spa_t *spa, uint64_t guid, boolean_t aux) |
| 1544 | 4896 { |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4897 vdev_t *vd; |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4898 int i; |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4899 |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4900 if ((vd = vdev_lookup_by_guid(spa->spa_root_vdev, guid)) != NULL) |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4901 return (vd); |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4902 |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4903 if (aux) { |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4904 for (i = 0; i < spa->spa_l2cache.sav_count; i++) { |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4905 vd = spa->spa_l2cache.sav_vdevs[i]; |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4906 if (vd->vdev_guid == guid) |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4907 return (vd); |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4908 } |
|
9425
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4909 |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4910 for (i = 0; i < spa->spa_spares.sav_count; i++) { |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4911 vd = spa->spa_spares.sav_vdevs[i]; |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4912 if (vd->vdev_guid == guid) |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4913 return (vd); |
|
e7ffacaec3a8
6799895 spa_add_spares() needs to be protected by config lock
Eric Schrock <Eric.Schrock@Sun.COM>
parents:
9276
diff
changeset
|
4914 } |
|
6643
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4915 } |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4916 |
|
3a34b0dbb107
6625086 changing cachefile doesn't remove old cache on last user
eschrock
parents:
6615
diff
changeset
|
4917 return (NULL); |
| 1544 | 4918 } |
| 1760 | 4919 |
| 4920 void | |
| 5094 | 4921 spa_upgrade(spa_t *spa, uint64_t version) |
| 1760 | 4922 { |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4923 spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER); |
| 1760 | 4924 |
| 4925 /* | |
| 4926 * This should only be called for a non-faulted pool, and since a | |
| 4927 * future version would result in an unopenable pool, this shouldn't be | |
| 4928 * possible. | |
| 4929 */ | |
| 4577 | 4930 ASSERT(spa->spa_uberblock.ub_version <= SPA_VERSION); |
| 5094 | 4931 ASSERT(version >= spa->spa_uberblock.ub_version); |
| 4932 | |
| 4933 spa->spa_uberblock.ub_version = version; | |
| 1760 | 4934 vdev_config_dirty(spa->spa_root_vdev); |
| 4935 | |
|
7754
b80e4842ad54
6754011 SPA 3.0: lock breakup, i/o pipeline refactoring, device failure handling
Jeff Bonwick <Jeff.Bonwick@Sun.COM>
parents:
7706
diff
changeset
|
4936 spa_config_exit(spa, SCL_ALL, FTAG); |
| 2082 | 4937 |
| 4938 txg_wait_synced(spa_get_dsl(spa), 0); | |
| 1760 | 4939 } |
| 2082 | 4940 |
| 4941 boolean_t | |
| 4942 spa_has_spare(spa_t *spa, uint64_t guid) | |
| 4943 { | |
| 4944 int i; | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
4945 uint64_t spareguid; |
| 5450 | 4946 spa_aux_vdev_t *sav = &spa->spa_spares; |
| 4947 | |
| 4948 for (i = 0; i < sav->sav_count; i++) | |
| 4949 if (sav->sav_vdevs[i]->vdev_guid == guid) | |
| 2082 | 4950 return (B_TRUE); |
| 4951 | |
| 5450 | 4952 for (i = 0; i < sav->sav_npending; i++) { |
| 4953 if (nvlist_lookup_uint64(sav->sav_pending[i], ZPOOL_CONFIG_GUID, | |
| 4954 &spareguid) == 0 && spareguid == guid) | |
|
3377
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
4955 return (B_TRUE); |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
4956 } |
|
a2fa338530c1
6393525 vdev_reopen() should verify that it's still the same device
eschrock
parents:
3290
diff
changeset
|
4957 |
| 2082 | 4958 return (B_FALSE); |
| 4959 } | |
| 3912 | 4960 |
| 4451 | 4961 /* |
|
7214
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4962 * Check if a pool has an active shared spare device. |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4963 * Note: reference count of an active spare is 2, as a spare and as a replace |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4964 */ |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4965 static boolean_t |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4966 spa_has_active_shared_spare(spa_t *spa) |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4967 { |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4968 int i, refcnt; |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4969 uint64_t pool; |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4970 spa_aux_vdev_t *sav = &spa->spa_spares; |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4971 |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4972 for (i = 0; i < sav->sav_count; i++) { |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4973 if (spa_spare_exists(sav->sav_vdevs[i]->vdev_guid, &pool, |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4974 &refcnt) && pool != 0ULL && pool == spa_guid(spa) && |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4975 refcnt > 2) |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4976 return (B_TRUE); |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4977 } |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4978 |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4979 return (B_FALSE); |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4980 } |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4981 |
|
04c540040a32
6721908 A hot spare "in use" in an exported zpool, is stolen when a disk fails in an imported pool.
lling
parents:
7184
diff
changeset
|
4982 /* |
| 4451 | 4983 * Post a sysevent corresponding to the given event. The 'name' must be one of |
| 4984 * the event definitions in sys/sysevent/eventdefs.h. The payload will be | |
| 4985 * filled in from the spa and (optionally) the vdev. This doesn't do anything | |
| 4986 * in the userland libzpool, as we don't want consumers to misinterpret ztest | |
| 4987 * or zdb as real changes. | |
| 4988 */ | |
| 4989 void | |
| 4990 spa_event_notify(spa_t *spa, vdev_t *vd, const char *name) | |
| 4991 { | |
| 4992 #ifdef _KERNEL | |
| 4993 sysevent_t *ev; | |
| 4994 sysevent_attr_list_t *attr = NULL; | |
| 4995 sysevent_value_t value; | |
| 4996 sysevent_id_t eid; | |
| 4997 | |
| 4998 ev = sysevent_alloc(EC_ZFS, (char *)name, SUNW_KERN_PUB "zfs", | |
| 4999 SE_SLEEP); | |
| 5000 | |
| 5001 value.value_type = SE_DATA_TYPE_STRING; | |
| 5002 value.value.sv_string = spa_name(spa); | |
| 5003 if (sysevent_add_attr(&attr, ZFS_EV_POOL_NAME, &value, SE_SLEEP) != 0) | |
| 5004 goto done; | |
| 5005 | |
| 5006 value.value_type = SE_DATA_TYPE_UINT64; | |
| 5007 value.value.sv_uint64 = spa_guid(spa); | |
| 5008 if (sysevent_add_attr(&attr, ZFS_EV_POOL_GUID, &value, SE_SLEEP) != 0) | |
| 5009 goto done; | |
| 5010 | |
| 5011 if (vd) { | |
| 5012 value.value_type = SE_DATA_TYPE_UINT64; | |
| 5013 value.value.sv_uint64 = vd->vdev_guid; | |
| 5014 if (sysevent_add_attr(&attr, ZFS_EV_VDEV_GUID, &value, | |
| 5015 SE_SLEEP) != 0) | |
| 5016 goto done; | |
| 5017 | |
| 5018 if (vd->vdev_path) { | |
| 5019 value.value_type = SE_DATA_TYPE_STRING; | |
| 5020 value.value.sv_string = vd->vdev_path; | |
| 5021 if (sysevent_add_attr(&attr, ZFS_EV_VDEV_PATH, | |
| 5022 &value, SE_SLEEP) != 0) | |
| 5023 goto done; | |
| 5024 } | |
| 5025 } | |
| 5026 | |
|
5756
05eb4c1ff492
6585441 spa_event_notify() doesn't pass its attributes
eschrock
parents:
5688
diff
changeset
|
5027 if (sysevent_attach_attributes(ev, attr) != 0) |
|
05eb4c1ff492
6585441 spa_event_notify() doesn't pass its attributes
eschrock
parents:
5688
diff
changeset
|
5028 goto done; |
|
05eb4c1ff492
6585441 spa_event_notify() doesn't pass its attributes
eschrock
parents:
5688
diff
changeset
|
5029 attr = NULL; |
|
05eb4c1ff492
6585441 spa_event_notify() doesn't pass its attributes
eschrock
parents:
5688
diff
changeset
|
5030 |
| 4451 | 5031 (void) log_sysevent(ev, SE_SLEEP, &eid); |
| 5032 | |
| 5033 done: | |
| 5034 if (attr) | |
| 5035 sysevent_free_attr(attr); | |
| 5036 sysevent_free(ev); | |
| 5037 #endif | |
| 5038 } |